vendor: google.golang.org/grpc v1.69.4

[thaJeztah]

relates to:

• vendor: github.com/moby/buildkit 577c6ebee5b8 (master, v0.20.0-dev) moby/moby#49410

full diff: grpc/grpc-go@v1.68.1...v1.69.4

- Description for the changelog

- A picture of a cute animal (not mandatory but encouraged)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.25%. Comparing base (516e822) to head (018bf1b).
Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5819      +/-   ##
==========================================
- Coverage   59.28%   59.25%   -0.03%     
==========================================
  Files         352      352              
  Lines       29496    29496              
==========================================
- Hits        17487    17479       -8     
- Misses      11033    11042       +9     
+ Partials      976      975       -1