[chore] Prepare release v1.30.0/v0.124.0

[opentelemetrybot]

The following commands were run to prepare this release:

• make chlog-update VERSION=v1.30.0/v0.124.0
• make prepare-release PREVIOUS_VERSION=1[.]29[.]0 RELEASE_CANDIDATE=1.30.0 MODSET=stable
• make prepare-release PREVIOUS_VERSION=0[.]123[.]0 RELEASE_CANDIDATE=0.124.0 MODSET=beta

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.43%. Comparing base (28ca163) to head (32c7bc8).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #12834   +/-   ##
=======================================
  Coverage   91.43%   91.43%           
=======================================
  Files         488      488           
  Lines       26879    26879           
=======================================
  Hits        24577    24577           
  Misses       1818     1818           
  Partials      484      484           

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