[Synapse workspace]Support cleanup property for integration runtime resource of Synapse workspace. (#15279)

* fix description

* add for new api version

Author: jackmagic313

specification/synapse/resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/integrationRuntime.json

@@ -1422,6 +1422,10 @@
           "type": "integer",
           "format": "int32",
           "minimum": 0
+        },
+        "cleanup": {
+          "description": "Cluster will not be recycled and it will be used in next data flow activity run until TTL (time to live) is reached if this is set as false. Default is true.",
+          "type": "boolean"
         }
       },
       "additionalProperties": {

specification/synapse/resource-manager/Microsoft.Synapse/preview/2021-06-01-preview/integrationRuntime.json

@@ -1470,6 +1470,10 @@
           "type": "integer",
           "format": "int32",
           "minimum": 0
+        },
+        "cleanup": {
+          "description": "Cluster will not be recycled and it will be used in next data flow activity run until TTL (time to live) is reached if this is set as false. Default is true.",
+          "type": "boolean"
         }
       },
       "additionalProperties": {