Simplify uw-tests logic

[Polber]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 11 lines in your changes missing coverage. Please review.

Project coverage is 43.95%. Comparing base (4f45d13) to head (29a65fa).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
.../java/org/apache/beam/it/gcp/TemplateTestBase.java	0.00%	11 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1884      +/-   ##
============================================
- Coverage     43.95%   43.95%   -0.01%     
- Complexity     3448     3754     +306     
============================================
  Files           827      827              
  Lines         49001    49010       +9     
  Branches       5136     5138       +2     
============================================
+ Hits          21540    21541       +1     
- Misses        25810    25818       +8     
  Partials       1651     1651              

Components	Coverage Δ
spanner-templates	63.47% <ø> (+<0.01%)	⬆️
spanner-import-export	63.81% <ø> (+0.02%)	⬆️
spanner-live-forward-migration	75.05% <ø> (ø)
spanner-live-reverse-replication	68.21% <ø> (ø)
spanner-bulk-migration	84.12% <ø> (ø)

Files with missing lines	Coverage Δ
.../java/org/apache/beam/it/gcp/TemplateTestBase.java	0.00% <0.00%> (ø)

... and 1 file with indirect coverage changes