Continue limiting workflow permissions

[jack-berg]

Continuation of #7072, which should cover all the workflows: https://scorecard.dev/viewer/?uri=github.com/open-telemetry/opentelemetry-java

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.85%. Comparing base (0644948) to head (1a6e5ab).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #7092   +/-   ##
=========================================
  Coverage     89.85%   89.85%           
  Complexity     6613     6613           
=========================================
  Files           740      740           
  Lines         19991    19991           
  Branches       1966     1966           
=========================================
  Hits          17962    17962           
  Misses         1438     1438           
  Partials        591      591           

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