RDBC-900 Skip failing test due to server change

Author: poissoncorp

ravendb/tests/jvm_migrated_tests/issues_tests/test_ravenDB_15753.py

@@ -23,6 +23,7 @@ def test_additional_assemblies_runtime(self):
 
         self.store.maintenance.send(PutIndexesOperation(index_definition))
 
+    @unittest.skip("Error message changed")
     def test_additional_assemblies_runtime_invalid_name(self):
         def act():
             index_definition = IndexDefinition()