Merge pull request #625: Publish 2.38.0 release

Publish 2.38.0 release
tree: b6ac57b9a39fdbdcc18dbca9d017f23366e3b056
  1. javadoc/
  2. pydoc/
  3. .asf.yaml
  4. .gitattributes

This branch contains the generated release documentation for

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