message: merge is needed only there are changes directly added to the release branch
diff: @@ -113,7 +113,7 @@ The ONNX project, going forward, will plan to release roughly on a four month ca
  * Conda builds of ONNX are done via conda-forge, which runs infrastructure for building packages and uploading them to conda-forge. If it does not happen automatically, you need to submit a PR to https://github.com/conda-forge/onnx-feedstock (see https://github.com/conda-forge/onnx-feedstock/pull/1/files or https://github.com/conda-forge/onnx-feedstock/pull/50/files for example PRs) You will need to have uploaded to PyPI already, and update the version number and tarball hash of the PyPI uploaded tarball.
  **Merge into main branch**
  -* After everything above is done, merge the release branch into the main branch to make it consistent.
  +* After everything above is done, merge the release branch into the main branch to make it consistent. This step is needed only when there are urgent changes that are made directly into the release branch. The main branch does not have these needed changes. In all other circumstances, the merge PR shall show as empty so nothing needs to be merged.
  **Remove old onnx-weekly packages on TestPyPI**
  * Once ONNX has been released on PyPI, remove all previous versions of [onnx-weekly package](https://test.pypi.org/project/onnx-weekly/#history) on TestPyPI to save space.
  