ci(lint): enable usestdlibvars linter

[mmorel-35]

This PR enables and fixes usestdlibvars linter that detect the possibility to use variables/constants from the Go standard library.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.93%. Comparing base (3dc1cd6) to head (2c0b3ea).
Report is 82 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4091      +/-   ##
==========================================
- Coverage   99.21%   98.93%   -0.28%     
==========================================
  Files          42       44       +2     
  Lines        3182     3387     +205     
==========================================
+ Hits         3157     3351     +194     
- Misses         17       25       +8     
- Partials        8       11       +3     

Flag	Coverage Δ
	?
-tags "sonic avx"	98.92% <ø> (?)
-tags go_json	98.92% <ø> (?)
-tags nomsgpack	98.92% <ø> (?)
go-1.18	?
go-1.19	?
go-1.20	?
go-1.21	98.93% <ø> (-0.28%)	⬇️
go-1.22	98.93% <ø> (?)
macos-latest	98.93% <ø> (-0.28%)	⬇️
ubuntu-latest	98.93% <ø> (-0.28%)	⬇️

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