A side effect of #1281 is that it added unnecessary additional newlines in generated interface wrappers from the `extract` tool. This PR removes those newlines from the extract tool template and updates the generated code with that change.
A side effect of #1281 is that it added unnecessary additional newlines in generated interface wrappers from the `extract` tool. This PR removes those newlines from the extract tool template and updates the generated code with that change.