[release/v1.54.x] Prepare release 1.54.0

[otelbot]

Prepare release 1.54.0.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.02%. Comparing base (5f4d898) to head (40a84bc).
⚠️ Report is 1 commits behind head on release/v1.54.x.

Additional details and impacted files

@@                Coverage Diff                 @@
##             release/v1.54.x    #7644   +/-   ##
==================================================
  Coverage              90.01%   90.02%           
- Complexity              7091     7092    +1     
==================================================
  Files                    803      803           
  Lines                  21443    21443           
  Branches                2092     2092           
==================================================
+ Hits                   19302    19304    +2     
+ Misses                  1477     1476    -1     
+ Partials                 664      663    -1     

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