[Release-2.45.0] Cherry pick: Fix truncate copy job when WRITE_TRUNCATE

[Abacn]

... in BigQuery batch load

cherry-pick #25101 into release-2.45.0
justification: this is a bug fix of data loss; the original fix, aibeit a typo prevented it took effect, was in 2.45.0.

Fixes #24535

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[Abacn]

R: @johnjcasey

[codecov]

Codecov Report

Merging #25102 (2885a8c) into release-2.45.0 (622f380) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

@@                Coverage Diff                 @@
##           release-2.45.0   #25102      +/-   ##
==================================================
- Coverage           73.13%   73.13%   -0.01%     
==================================================
  Files                 735      735              
  Lines               98151    98153       +2     
==================================================
- Hits                71782    71781       -1     
- Misses              25006    25009       +3     
  Partials             1363     1363              

Flag	Coverage Δ
python	82.68% <100.00%> (-0.01%)	⬇️

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

Impacted Files	Coverage Δ
...s/python/apache_beam/io/gcp/bigquery_file_loads.py	87.38% <100.00%> (+0.22%)	⬆️
sdks/python/apache_beam/utils/interactive_utils.py	95.12% <0.00%> (-2.44%)	⬇️
...python/apache_beam/runners/worker/worker_status.py	75.33% <0.00%> (-1.34%)	⬇️
...eam/runners/portability/fn_api_runner/execution.py	92.49% <0.00%> (-0.64%)	⬇️
sdks/python/apache_beam/transforms/combiners.py	93.05% <0.00%> (-0.39%)	⬇️
sdks/python/apache_beam/typehints/typehints.py	92.88% <0.00%> (-0.17%)	⬇️
...ks/python/apache_beam/runners/worker/sdk_worker.py	89.24% <0.00%> (+0.16%)	⬆️
...hon/apache_beam/runners/worker/bundle_processor.py	93.67% <0.00%> (+0.24%)	⬆️
sdks/python/apache_beam/pipeline.py	92.42% <0.00%> (+0.29%)	⬆️
... and 1 more

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[johnjcasey]

Run Spotless PreCommit

[johnjcasey]

Run Whitespace PreCommit

[johnjcasey]

LGTM

[github-actions]

Stopping reviewer notifications for this pull request: review requested by someone other than the bot, ceding control

[Abacn]

btw white space is expected to fail on release branch; the fix is #25055 not in release-2.45.0 we can cherry pick it if wants to get it green (though trivial)