chore(jruby): fixes and updates

[solnic]

Closes #2612

#skip-changelog

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.28%. Comparing base (924d6fd) to head (25ad901).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2772      +/-   ##
==========================================
+ Coverage   90.26%   90.28%   +0.01%     
==========================================
  Files         131      131              
  Lines        5258     5258              
==========================================
+ Hits         4746     4747       +1     
+ Misses        512      511       -1     

Components	Coverage Δ
sentry-ruby	97.60% <ø> (ø)
sentry-rails	55.34% <ø> (ø)
sentry-sidekiq	95.05% <ø> (ø)
sentry-resque	94.44% <ø> (ø)
sentry-delayed_job	94.68% <ø> (ø)
sentry-opentelemetry	99.31% <ø> (+0.68%)	⬆️
see 1 file with indirect coverage changes

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[dingsdax]

lgtm