waitExitOrRemoved: Handle context cancellation

[vvoland]

Fix docker run printing an error.

$ docker run -d alpine sleep 3                                                                                                                                                                                                  
e28138819b6b32f8a5ce2adde83c6b08d2ea5c66ebc352f47cfb9283227f683f
ERRO[0002] error waiting for container: context canceled

Fix docker run -d ... printing an context canceled spurious error when OTEL is configured.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 60.85%. Comparing base (9714adc) to head (840016e).
Report is 8 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5043      +/-   ##
==========================================
- Coverage   61.08%   60.85%   -0.24%     
==========================================
  Files         295      295              
  Lines       20660    20840     +180     
==========================================
+ Hits        12621    12683      +62     
- Misses       7142     7251     +109     
- Partials      897      906       +9