Improve waitForStateCompletion API reliability for signalWithStart order

[longquanzheng]

No description provided.

[codecov]

Codecov Report

Merging #354 (4ca9d36) into main (dad8c61) will decrease coverage by 0.02%.
The diff coverage is 75.00%.

❗ Current head 4ca9d36 differs from pull request most recent head 23b57d1. Consider uploading reports for the commit 23b57d1 to get more accurate results

@@            Coverage Diff             @@
##             main     #354      +/-   ##
==========================================
- Coverage   72.53%   72.51%   -0.02%     
==========================================
  Files          56       56              
  Lines        4900     4912      +12     
==========================================
+ Hits         3554     3562       +8     
- Misses       1089     1091       +2     
- Partials      257      259       +2     

Files	Coverage Δ
service/interpreter/interfaces.go	73.33% <ø> (ø)
service/interpreter/activityImpl.go	77.50% <66.66%> (-0.22%)	⬇️
service/interpreter/cadence/workflowProvider.go	72.22% <66.66%> (-0.39%)	⬇️
service/interpreter/temporal/workflowProvider.go	73.95% <66.66%> (-0.38%)	⬇️
service/interpreter/workflowImpl.go	81.79% <82.35%> (+0.01%)	⬆️

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[duoertai]

Errorf？