Update BEAM_DEV_SDK_CONTAINER_TAG.

[claudevdm]

Please add a meaningful description for your change here

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[gemini-code-assist]

Summary of Changes

Hello @claudevdm, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request updates the development SDK container tag used by the Apache Beam Python Dataflow runner. This change ensures that the Dataflow runner utilizes the latest specified container image for development environments, incorporating any recent updates or fixes associated with the new tag.

Highlights

• Container Tag Update: The BEAM_DEV_SDK_CONTAINER_TAG constant has been updated from 'beam-master-20251113' to 'beam-master-20251205' in the names.py file.

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[claudevdm]

R: @damccorm

[github-actions]

Stopping reviewer notifications for this pull request: review requested by someone other than the bot, ceding control. If you'd like to restart, comment assign set of reviewers

[claudevdm]

@damccorm can you please merge?