Fixing s360 swagger correctness (#15421)

* fixing issues with swagger correctness.

* adding example changes

* updated description and max item count for labels and tags.

* adding validation rules for tags.

* fixing spell check.

Author: udmalik

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/billing.json

@@ -4762,7 +4762,7 @@
           "additionalProperties": {
             "type": "string"
           },
-          "maxItems": 1000
+          "maxItems": 50
         },
         "state": {
           "description": "Identifies the state of an invoice section.",
@@ -4782,6 +4782,14 @@
           "type": "string",
           "readOnly": true
         },
+        "tags": {
+          "type": "object",
+          "description": "Dictionary of metadata associated with the invoice section. Maximum key/value length supported of 256 characters. Keys/value should not empty value nor null. Keys can not contain < > % & \\ ? /",
+          "additionalProperties": {
+            "type": "string"
+          },
+          "maxItems": 50
+        },
         "targetCloud": {
           "description": "Identifies the cloud environments that are associated with an invoice section. This is a system managed optional field and gets updated as the invoice section gets associated with accounts in various clouds.",
           "$ref": "#/definitions/TargetCloud",
@@ -5332,6 +5340,12 @@
             "$ref": "#/definitions/Product"
           }
         },
+        "totalCount": {
+          "description": "Total number of records.",
+          "type": "number",
+          "format": "int32",
+          "readOnly": true
+        },
         "nextLink": {
           "description": "The link (url) to the next page of results.",
           "type": "string",
@@ -5679,6 +5693,14 @@
           "description": "The sku description of the Azure plan for the subscription.",
           "type": "string",
           "readOnly": true
+        },
+        "suspensionReasons": {
+          "description": "The suspension reason for a subscription. Applies only to subscriptions in Microsoft Online Services Program billing accounts.",
+          "type": "array",
+          "readOnly": true,
+          "items": {
+            "type": "string"
+          }
         }
       }
     },

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/examples/InvoiceSection.json

@@ -18,7 +18,11 @@
             "costCategory": "Support"
           },
           "state": "Active",
-          "systemId": "XX1X-XXAA-XXX-ZZZ"
+          "systemId": "XX1X-XXAA-XXX-ZZZ",
+          "tags": {
+            "pcCode": "A123456",
+            "costCategory": "Support"
+          }
         }
       }
     }

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/examples/InvoiceSectionsListByBillingProfile.json

@@ -19,7 +19,11 @@
                 "costCategory": "Support"
               },
               "state": "Active",
-              "systemId": "XX1X-XXAA-XXX-ZZZ"
+              "systemId": "XX1X-XXAA-XXX-ZZZ",
+              "tags": {
+                "pcCode": "A123456",
+                "costCategory": "Support"
+              }
             }
           },
           {
@@ -34,6 +38,10 @@
               },
               "state": "Restricted",
               "systemId": "YY1X-BBAA-XXX-ZZZ",
+              "tags": {
+                "pcCode": "Z223456",
+                "costCategory": "Marketing"
+              },
               "targetCloud": "USSec"
             }
           }

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/examples/ProductsListByBillingAccount.json

@@ -63,7 +63,8 @@
               "billingProfileDisplayName": "Contoso operations billing"
             }
           }
-        ]
+        ],
+        "totalCount": 2
       }
     }
   }

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/examples/ProductsListByBillingProfile.json

@@ -64,7 +64,8 @@
               "billingProfileDisplayName": "Contoso operations billing"
             }
           }
-        ]
+        ],
+        "totalCount": 2
       }
     }
   }

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/examples/ProductsListByCustomer.json

@@ -68,7 +68,8 @@
               "billingProfileDisplayName": "Contoso operations billing"
             }
           }
-        ]
+        ],
+        "totalCount": 2
       }
     }
   }

specification/billing/resource-manager/Microsoft.Billing/stable/2020-05-01/examples/ProductsListByInvoiceSection.json

@@ -64,7 +64,8 @@
               "billingProfileDisplayName": "Contoso operations billing"
             }
           }
-        ]
+        ],
+        "totalCount": 2
       }
     }
   }