fix(deps): update module google.golang.org/grpc to v1.69.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
google.golang.org/grpc	v1.69.0 -> v1.69.2

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Release Notes

grpc/grpc-go (google.golang.org/grpc)

v1.69.2: Release 1.69.2

Compare Source

Bug Fixes

• stats/experimental: add type aliases for symbols (Metrics/etc) that were moved to the stats package (#​7929).
• client: set user-agent string to the correct version.

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.21%. Comparing base (b399e74) to head (321787d).
Report is 1 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #579   +/-   ##
=======================================
  Coverage   83.21%   83.21%           
=======================================
  Files          31       31           
  Lines        3794     3794           
=======================================
  Hits         3157     3157           
  Misses        637      637           

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