[Hub Generated] Review request for Microsoft.Security to add version preview/2021-07-01-preview (Azure#16549)

* Adds base for updating Microsoft.Security from version preview/2021-07-01-preview to version 2021-07-02-preview

* Updates readme

* Updates API version in new specs and examples

* Fix account id to account ids

* Minor

* Minor

Co-authored-by: Sapir Elmakayes <saelmaka@microsoft.com>

Author: SapirElmakayes

specification/security/resource-manager/Microsoft.Security/preview/2021-07-01-preview/securityConnectors.json

@@ -386,12 +386,12 @@
               "type": "string",
               "description": "If the multi cloud account is of membership type organization, this will be the name of the onboarding stackset"
             },
-            "excludedAccountId": {
+            "excludedAccountIds": {
               "type": "array",
               "description": "If the multi cloud account is of membership type organization, list of accounts excluded from offering",
               "items": {
                 "type": "string",
-                "description": "account ID"
+                "description": "account IDs"
               }
             }
           }

specification/security/resource-manager/readme.md

@@ -84,7 +84,7 @@ input-file:
 
 override-info:
   title: SecurityCenter
-```
+``` 
 
 ### Tag: package-composite-v1
 
@@ -471,8 +471,8 @@ input-file:
 
 # Needed when there is more than one input file
 override-info:
-  title: SecurityCenter
-```
+ title: SecurityCenter
+``` 
 
 ### Tag: package-2021-06-only
 
@@ -548,4 +548,4 @@ See configuration in [readme.ruby.md](./readme.ruby.md)
 
 ## Java
 
-See configuration in [readme.java.md](./readme.java.md)
+See configuration in [readme.java.md](./readme.java.md)