Disable DataColumn SSZ tests

Author: michaelsproul

testing/ef_tests/src/handler.rs

@@ -393,7 +393,10 @@ where
     }
 
     fn is_enabled_for_fork(&self, fork_name: ForkName) -> bool {
+        // TODO(gloas): DataColumnSidecar tests are disabled until we update the DataColumnSidecar
+        // type.
         self.supported_forks.contains(&fork_name)
+            && !(fork_name == ForkName::Gloas && T::name() == "DataColumnSidecar")
     }
 }