fix(schema): Add labels to curations schema

The `labels` property was added in [1].

[1]: 79f7805

Signed-off-by: Thomas Steenbergen <[email protected]>

Author: tsteenbe

integrations/schemas/curations-schema.json

@@ -89,6 +89,9 @@
                 "VCS"
               ]
             }
+          },
+          "labels": {
+            "type": "object"
           }
         }
       }