[ReleasePR sql] Fix ARM Errors and update the swagger files. (#1386)

Create to sync Azure/azure-rest-api-specs#12293
[ReCreate this PR](https://github.com/azure-resource-manager-schemas/compare/master...AzureSDKAutomation:sdkAuto/sql?expand=1)

schemas/2014-04-01/Microsoft.Sql.json

@@ -2641,4 +2641,4 @@
       "description": "Represents the properties of a database transparent data encryption."
     }
   }
-}
+}

schemas/2015-05-01-preview/Microsoft.Sql.json

@@ -1635,4 +1635,4 @@
       "description": "Properties of a virtual network rule."
     }
   }
-}
+}

schemas/2017-03-01-preview/Microsoft.Sql.json

@@ -1839,7 +1839,7 @@
           "oneOf": [
             {
               "type": "number",
-              "default": 2
+              "default": 2.0
             },
             {
               "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
@@ -2991,4 +2991,4 @@
       "description": "Properties of a Vulnerability Assessment recurring scans."
     }
   }
-}
+}

schemas/2017-10-01-preview/Microsoft.Sql.json

@@ -1101,4 +1101,4 @@
       "description": "Properties of a Vulnerability Assessment recurring scans."
     }
   }
-}
+}

schemas/2018-06-01-preview/Microsoft.Sql.json

@@ -1360,4 +1360,4 @@
       "description": "Properties of a Vulnerability Assessment recurring scans."
     }
   }
-}
+}

schemas/2019-06-01-preview/Microsoft.Sql.json

@@ -1461,4 +1461,4 @@
       "description": "Workload group definition. For more information look at sys.workload_management_workload_groups (DMV)."
     }
   }
-}
+}

schemas/2020-02-02-preview/Microsoft.Sql.json

@@ -1321,4 +1321,4 @@
       "description": "An ARM Resource SKU."
     }
   }
-}
+}

schemas/2020-08-01-preview/Microsoft.Sql.json

@@ -487,4 +487,4 @@
       "description": "An ARM Resource SKU."
     }
   }
-}
+}