Revert "Add Operations API"

This reverts commit 9d4ca9e.

specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2021-03-31-privatepreview/PrivateDnsZone.json

@@ -80,118 +80,10 @@
       }
     }
   },
-  "/providers/Microsoft.DBForPostgreSQL/operations": {
-    "get": {
-      "tags": [
-        "Operations"
-      ],
-      "operationId": "Operations_List",
-      "x-ms-examples": {
-        "OperationList": {
-          "$ref": "./examples/OperationList.json"
-        }
-      },
-      "description": "Lists all of the available REST API operations.",
-      "parameters": [
-        {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/parameters/ApiVersionParameter"
-        }
-      ],
-      "responses": {
-        "200": {
-          "description": "OK",
-          "schema": {
-            "$ref": "#/definitions/OperationListResult"
-          }
-        },
-        "default": {
-          "description": "Error response describing why the operation failed.",
-          "schema": {
-            "$ref": "#/definitions/CloudError"
-          }
-        }
-      }
-    }
-  },
   "definitions": {
     "PrivateDnsZoneSuffix": {
       "type": "string",
-      "description": "Represents the private DNS zone suffix."
-    },
-    "OperationListResult": {
-      "properties": {
-        "value": {
-          "type": "array",
-          "items": {
-            "$ref": "#/definitions/Operation"
-          },
-          "description": "The list of resource provider operations."
-        }
-      },
-      "description": "A list of resource provider operations."
-    },
-    "Operation": {
-      "properties": {
-        "name": {
-          "type": "string",
-          "readOnly": true,
-          "description": "The name of the operation being performed on this particular object."
-        },
-        "display": {
-          "$ref": "#/definitions/OperationDisplay",
-          "readOnly": true,
-          "description": "The localized display information for this particular operation or action."
-        },
-        "origin": {
-          "type": "string",
-          "readOnly": true,
-          "description": "The intended executor of the operation.",
-          "enum": [
-            "NotSpecified",
-            "user",
-            "system"
-          ],
-          "x-ms-enum": {
-            "name": "OperationOrigin",
-            "modelAsString": true
-          }
-        },
-        "properties": {
-          "type": "object",
-          "additionalProperties": {
-            "type": "object"
-          },
-          "readOnly": true,
-          "x-ms-client-flatten": false,
-          "description": "Additional descriptions for the operation."
-        }
-      },
-      "description": "REST API operation definition."
-    },
-    "OperationDisplay": {
-      "properties": {
-        "provider": {
-          "type": "string",
-          "readOnly": true,
-          "description": "Operation resource provider name."
-        },
-        "resource": {
-          "type": "string",
-          "readOnly": true,
-          "description": "Resource on which the operation is performed."
-        },
-        "operation": {
-          "type": "string",
-          "readOnly": true,
-          "description": "Localized friendly name for the operation."
-        },
-        "description": {
-          "type": "string",
-          "readOnly": true,
-          "description": "Operation description."
-        }
-      },
-      "description": "Display metadata associated with the operation."
+      "description": "Represents a resource name availability."
     },
     "CloudError": {
       "x-ms-external": true,