Removing x-ms-flatten property (Azure#13929)

* manual changes for swagger

* changes for long-running operations

* changes for validate for backup and restore

* removing 204 from operationResults

* changes for a monitoring

* adding format

* removing date-time from duration

* changing to readonly

* changes for listRPs

* fixes swagger

* reverting readonly for scheduleTimes

* fixes for checkgates

* prettier fixes

* cahnges for friendlyname checks

* fixing gates

* removing tracking-via

* model validation fixes

* powershell changes

* adding stable version

* changes for PatchResourceRequestInput

* change for req fields

* changes for description

* changes

* Updated swagger json for item level restore target info objects

* Fixed spelling errors

* Added missing required properties

* removed auth credentials property

* prettier fixes

* Prettier fix

* pr comments fixes

* fixing readme

* changes for go readme

* Removed x-ms-flatten property (#2)

* removed flatten prop

* removing x-ms-flatten

* removing friendlyName from req prop

Co-authored-by: Mayank Aggarwal <mayaggar@microsoft.com>

Co-authored-by: Mayank Aggarwal <mayaggar@microsoft.com>
Co-authored-by: FAREAST\zakinkh <zakinkh@microsoft.com>

Author: mayankagg9722

specification/dataprotection/resource-manager/Microsoft.DataProtection/preview/2021-02-01-preview/dataprotection.json

@@ -2353,8 +2353,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/AzureBackupRecoveryPoint",
-          "description": "AzureBackupRecoveryPointResource properties",
-          "x-ms-client-flatten": true
+          "description": "AzureBackupRecoveryPointResource properties"
         }
       },
       "title": "AzureBackupRecoveryPointResource"
@@ -2572,7 +2571,6 @@
     "BackupInstance": {
       "description": "Backup Instance",
       "required": [
-        "friendlyName",
         "dataSourceInfo",
         "policyInfo",
         "objectType"
@@ -2648,8 +2646,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/BackupInstance",
-          "description": "BackupInstanceResource properties",
-          "x-ms-client-flatten": true
+          "description": "BackupInstanceResource properties"
         }
       },
       "title": "BackupInstanceResource"
@@ -2772,8 +2769,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/BackupVault",
-          "description": "BackupVaultResource properties",
-          "x-ms-client-flatten": true
+          "description": "BackupVaultResource properties"
         }
       },
       "required": [
@@ -2833,8 +2829,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/BaseBackupPolicy",
-          "description": "BaseBackupPolicyResource properties",
-          "x-ms-client-flatten": true
+          "description": "BaseBackupPolicyResource properties"
         }
       },
       "title": "BaseBackupPolicyResource"
@@ -3016,8 +3011,7 @@
         },
         "properties": {
           "$ref": "#/definitions/ClientDiscoveryForProperties",
-          "description": "Properties for the given operation.",
-          "x-ms-client-flatten": true
+          "description": "Properties for the given operation."
         }
       },
       "title": "ClientDiscoveryValueForSingleApi",
@@ -3835,8 +3829,7 @@
         },
         "properties": {
           "$ref": "#/definitions/OperationExtendedInfo",
-          "description": "End time of the operation",
-          "x-ms-client-flatten": true
+          "description": "End time of the operation"
         },
         "startTime": {
           "description": "Start time of the operation",

specification/dataprotection/resource-manager/Microsoft.DataProtection/stable/2021-01-01/dataprotection.json

@@ -2353,8 +2353,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/AzureBackupRecoveryPoint",
-          "description": "AzureBackupRecoveryPointResource properties",
-          "x-ms-client-flatten": true
+          "description": "AzureBackupRecoveryPointResource properties"
         }
       },
       "title": "AzureBackupRecoveryPointResource"
@@ -2572,7 +2571,6 @@
     "BackupInstance": {
       "description": "Backup Instance",
       "required": [
-        "friendlyName",
         "dataSourceInfo",
         "policyInfo",
         "objectType"
@@ -2648,8 +2646,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/BackupInstance",
-          "description": "BackupInstanceResource properties",
-          "x-ms-client-flatten": true
+          "description": "BackupInstanceResource properties"
         }
       },
       "title": "BackupInstanceResource"
@@ -2772,8 +2769,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/BackupVault",
-          "description": "BackupVaultResource properties",
-          "x-ms-client-flatten": true
+          "description": "BackupVaultResource properties"
         }
       },
       "required": [
@@ -2833,8 +2829,7 @@
       "properties": {
         "properties": {
           "$ref": "#/definitions/BaseBackupPolicy",
-          "description": "BaseBackupPolicyResource properties",
-          "x-ms-client-flatten": true
+          "description": "BaseBackupPolicyResource properties"
         }
       },
       "title": "BaseBackupPolicyResource"
@@ -3016,8 +3011,7 @@
         },
         "properties": {
           "$ref": "#/definitions/ClientDiscoveryForProperties",
-          "description": "Properties for the given operation.",
-          "x-ms-client-flatten": true
+          "description": "Properties for the given operation."
         }
       },
       "title": "ClientDiscoveryValueForSingleApi",
@@ -3835,8 +3829,7 @@
         },
         "properties": {
           "$ref": "#/definitions/OperationExtendedInfo",
-          "description": "End time of the operation",
-          "x-ms-client-flatten": true
+          "description": "End time of the operation"
         },
         "startTime": {
           "description": "Start time of the operation",