Remove unused validation configurations.

[y1chi]

Please add a meaningful description for your change here

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[y1chi]

R: @aaltay @youngoli

[codecov]

Codecov Report

Merging #17705 (5524745) into master (d51a601) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #17705   +/-   ##
=======================================
  Coverage   74.00%   74.00%           
=======================================
  Files         695      695           
  Lines       91798    91798           
=======================================
  Hits        67932    67932           
  Misses      22618    22618           
  Partials     1248     1248           

Flag	Coverage Δ
python	83.74% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
sdks/python/apache_beam/internal/gcp/auth.py	73.33% <0.00%> (-5.34%)	⬇️
...hon/apache_beam/runners/worker/bundle_processor.py	93.68% <0.00%> (+0.12%)	⬆️
...ks/python/apache_beam/runners/worker/sdk_worker.py	89.09% <0.00%> (+0.15%)	⬆️
...python/apache_beam/runners/worker/worker_status.py	79.71% <0.00%> (+1.44%)	⬆️

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[y1chi]

retest this please

[y1chi]

Run Java PreCommit

[youngoli]

Looks good. I don't think we even really need the comment there, but I'm not opposed to it.