message: Add methods to dummy engine so tests can run
diff: @@ -240,4 +240,12 @@ impl Artifact for DummyArtifact {
  "The serializer feature is not enabled in the DummyEngine",
  ))
  }
  +
  + fn symbol_registry(&self) -> &dyn wasmer_compiler::SymbolRegistry {
  + unimplemented!("dummy engine does not hav ea symbol registry")
  + }
  +
  + fn metadata_length(&self) -> usize {
  + 0
  + }
  }
  