chore(linters): add errorlint

[walldiss]

Adds errorlint linter and fixes related issues

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 13.04348% with 60 lines in your changes are missing coverage. Please review.

Project coverage is 44.60%. Comparing base (2469e7a) to head (e5fadd8).
Report is 40 commits behind head on main.

Files	Patch %	Lines
nodebuilder/state/cmd/state.go	0.00%	34 Missing ⚠️
nodebuilder/blob/cmd/blob.go	0.00%	10 Missing ⚠️
api/gateway/availability.go	0.00%	3 Missing ⚠️
cmd/rpc.go	0.00%	3 Missing ⚠️
nodebuilder/p2p/addrs.go	0.00%	3 Missing ⚠️
nodebuilder/header/cmd/header.go	0.00%	2 Missing ⚠️
share/eds/ods.go	0.00%	2 Missing ⚠️
nodebuilder/header/service.go	0.00%	1 Missing ⚠️
nodebuilder/p2p/config.go	0.00%	1 Missing ⚠️
share/p2p/shrexnd/client.go	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3334      +/-   ##
==========================================
- Coverage   44.83%   44.60%   -0.24%     
==========================================
  Files         265      273       +8     
  Lines       14620    15255     +635     
==========================================
+ Hits         6555     6804     +249     
- Misses       7313     7663     +350     
- Partials      752      788      +36     

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[Wondertan]

nice1