Removed `@Nullable` annotation to maintain binary compatibility with `1.49.0` for Kotlin users

[bidetofevil]

This reverts PR #7271, thereby addressing #7358, which broke binary compatibility in for Kotlin users in release 1.50.0

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 89.84%. Comparing base (cc7d085) to head (8a7fa09). Report is 49 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #7359      +/-   ##
============================================
- Coverage     89.87%   89.84%   -0.03%     
+ Complexity     6899     6897       -2     
============================================
  Files           786      786              
  Lines         20793    20793              
  Branches       2026     2026              
============================================
- Hits          18687    18682       -5     
- Misses         1465     1468       +3     
- Partials        641      643       +2     

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[bidetofevil]

Let me know when y'all plan to merge this

[jack-berg]

Closing since I haven't heard any strong strong push back against my comment