added timestamp to logging

[liferoad]

The below timestamp is not helpful.

2025-06-19T15:28:32.8571119Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Condition was not met yet. Checking if job is finished.
2025-06-19T15:28:32.8573464Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Job 2025-06-19_08_14_13-1924383829825156948 is in state JOB_STATE_DRAINING
2025-06-19T15:28:32.8576530Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Job not finished and conditions not met. Will check again in 15 seconds (total wait: 256s of max 900s)
2025-06-19T15:28:32.8578104Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Condition was not met yet. Checking if job is finished.
2025-06-19T15:28:32.8580702Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Job 2025-06-19_08_14_13-1924383829825156948 is in state JOB_STATE_DRAINED
2025-06-19T15:28:32.8582712Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Detected that launch was finished, checking conditions once more.
2025-06-19T15:28:32.8584618Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Condition was not met yet. Checking if job is finished.
2025-06-19T15:28:32.8586221Z [pool-1-thread-6] INFO org.apache.beam.it.common.PipelineOperator - Launch was finished, stop checking.

Added the specific timestamp for structured-logging

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49.61%. Comparing base (43be033) to head (4e79975).
Report is 1 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2475      +/-   ##
============================================
- Coverage     49.62%   49.61%   -0.01%     
+ Complexity     4808     4804       -4     
============================================
  Files           941      941              
  Lines         57661    57667       +6     
  Branches       6233     6233              
============================================
  Hits          28614    28614              
- Misses        27007    27011       +4     
- Partials       2040     2042       +2     

Components	Coverage Δ
spanner-templates	69.93% <ø> (-0.02%)	⬇️
spanner-import-export	68.60% <ø> (-0.04%)	⬇️
spanner-live-forward-migration	78.77% <ø> (ø)
spanner-live-reverse-replication	77.36% <ø> (ø)
spanner-bulk-migration	87.89% <ø> (ø)

Files with missing lines	Coverage Δ
...google/cloud/teleport/v2/logging/JsonAppender.java	100.00% <100.00%> (ø)

... and 4 files with indirect coverage changes

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[liferoad]

does not impact the IT logs.