chore: Release v0.34.1

[MeltyBot]

Prepare MeltanoSDK v0.34.1 for release.

Checklist:

• Check that the right version is set in all the files.
• Groom the changelog for wording or missing entries.
• Merge this PR once everything looks good.

Release Draft

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📚 Documentation preview 📚: https://meltano-sdk--2098.org.readthedocs.build/en/2098/

[codspeed-hq]

CodSpeed Performance Report

Merging #2098 will not alter performance

_{Comparing release/v0.34.1 (18a6775) with main (2a0ebb6)}

Summary

✅ 6 untouched benchmarks

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (2a0ebb6) 87.72% compared to head (18a6775) 87.72%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2098   +/-   ##
=======================================
  Coverage   87.72%   87.72%           
=======================================
  Files          60       60           
  Lines        4946     4946           
  Branches     1007     1007           
=======================================
  Hits         4339     4339           
  Misses        425      425           
  Partials      182      182           

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