Update Dataflow Proto Python

[tarun-google]

Updating Dataflow Proto. Autogenerated by

beam/sdks/python/apache_beam/runners/dataflow/internal/clients/README.txt

Line 4 in 0318a2f

gen_client \

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[gemini-code-assist]

Summary of Changes

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This pull request updates the autogenerated Dataflow protocol buffers for the Python SDK. The primary change introduces a sha256 field to the Package message, allowing for optional checksum verification of packages to improve security and reliability during worker startup.

Highlights

• Dataflow Protocol Update: Updated the Dataflow v1b3 message definitions to include a new sha256 field in the Package class.
• Checksum Verification: Added support for hex-encoded SHA256 checksums to enable package verification by workers, ensuring integrity before execution.

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[gemini-code-assist]

Code Review

This pull request adds an optional sha256 field to the Package message in the Dataflow internal client, allowing workers to verify package integrity using hex-encoded SHA256 checksums. There are no review comments to address, and I have no feedback to provide.

[tarun-google]

R: @Abacn

[github-actions]

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