Update resolve index missing type definition (elastic#112509)

Author: mohamedhamed-ahmed

rest-api-spec/src/main/resources/rest-api-spec/api/indices.resolve_index.json

@@ -37,6 +37,16 @@
         ],
         "default":"open",
         "description":"Whether wildcard expressions should get expanded to open or closed indices (default: open)"
+      },
+      "ignore_unavailable":{
+        "type":"boolean",
+        "description":"Whether specified concrete indices should be ignored when unavailable (missing or closed)",
+        "default":false
+      },
+      "allow_no_indices":{
+        "type":"boolean",
+        "description":"Whether to ignore if a wildcard indices expression resolves into no concrete indices. (This includes `_all` string or when no indices have been specified)",
+        "default":true
       }
     }
   }