When shutting down the OTel providers have a ten second timeout.

[dprotaso]

I noticed a misconfigured metrics URL would prevent the process
from quiting because it was trying to flush metrics forever.

[dprotaso]

/assign @evankanderson @Cali0707

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.96%. Comparing base (8481e7e) to head (9b8dbd6).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3199      +/-   ##
==========================================
- Coverage   75.99%   75.96%   -0.03%     
==========================================
  Files         205      205              
  Lines       11709    11709              
==========================================
- Hits         8898     8895       -3     
- Misses       2541     2543       +2     
- Partials      270      271       +1     

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[evankanderson]

/lgtm
/approve

I would even argue for a shorter shutdown (2-5s, and/or use a configurable timeout), but 10s seems plenty.

[knative-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dprotaso, evankanderson

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