CodeGen from PR 16207 in Azure/azure-rest-api-specs

Fix schemas readme files (#16207)

* Fix schemas readme files

* fix ref

schemas/2021-03-15-preview/Microsoft.Quota.json

@@ -48,55 +48,9 @@
   "definitions": {
     "LimitJsonObject": {
       "type": "object",
-      "oneOf": [
-        {
-          "$ref": "#/definitions/LimitObject"
-        }
-      ],
       "properties": {},
       "description": "LimitJson abstract class."
     },
-    "LimitObject": {
-      "type": "object",
-      "properties": {
-        "limitObjectType": {
-          "type": "string",
-          "enum": [
-            "LimitValue"
-          ]
-        },
-        "limitType": {
-          "oneOf": [
-            {
-              "type": "string",
-              "enum": [
-                "Independent",
-                "Shared"
-              ]
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ]
-        },
-        "value": {
-          "oneOf": [
-            {
-              "type": "integer"
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "The quota/limit value"
-        }
-      },
-      "required": [
-        "limitObjectType",
-        "value"
-      ],
-      "description": "The resource quota limit value."
-    },
     "QuotaProperties": {
       "type": "object",
       "properties": {