specifying format integer

Author: Meha Kaushik

specification/cosmos-db/resource-manager/Microsoft.DocumentDB/preview/2021-04-01-preview/services.json

@@ -263,7 +263,9 @@
         },
         "instanceCount": {
           "description": "Instance count for the service.",
-          "type": "integer"
+          "type": "integer",
+          "minimum": 1,
+          "format": "int32"
         },
         "serviceType": {
           "$ref": "#/definitions/ServiceType"
@@ -290,7 +292,9 @@
         },
         "instanceCount": {
           "description": "Instance count for the service.",
-          "type": "integer"
+          "type": "integer",
+          "minimum": 0,
+          "format": "int32"
         },
         "serviceType": {
           "$ref": "#/definitions/ServiceType"