DM-33919: Add helper class for periodic logging

[timj]

Checklist

• ran Jenkins
• added a release note for user-visible changes to doc/changes

[codecov]

Codecov Report

Merging #116 (7472339) into main (4a0571d) will increase coverage by 0.12%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #116      +/-   ##
==========================================
+ Coverage   91.88%   92.00%   +0.12%     
==========================================
  Files          40       40              
  Lines        2562     2602      +40     
==========================================
+ Hits         2354     2394      +40     
  Misses        208      208              

Impacted Files	Coverage Δ
python/lsst/utils/packages.py	90.47% <ø> (ø)
python/lsst/utils/logging.py	84.03% <100.00%> (+2.48%)	⬆️
tests/test_logging.py	98.73% <100.00%> (+0.55%)	⬆️

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[arunkannawadi]

This is a much nicer solution to log heartbeat messages!