Update to v1.27.4

[tashima42]

Updates Kubernetes to v1.27.4 and Go to v1.20.6

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +4.51 🎉

Comparison is base (be44243) 46.94% compared to head (af5c437) 51.46%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #8014      +/-   ##
==========================================
+ Coverage   46.94%   51.46%   +4.51%     
==========================================
  Files         143      143              
  Lines       14561    14561              
==========================================
+ Hits         6836     7494     +658     
+ Misses       6629     5881     -748     
- Partials     1096     1186      +90     

Flag	Coverage Δ
e2etests	49.27% <ø> (?)
inttests	44.52% <ø> (+0.20%)	⬆️
unittests	19.86% <ø> (ø)

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see 44 files with indirect coverage changes

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