Update linter config and address lint warnings/failures

[dprotaso]

• fix whitespace linter
• fix usestdlibvars
• fix staticheck
• ignore spancheck warning
• fix linter perfsprint
• fix nolintlint feedback
• fix nilerr lint checks
• fix misspell
• fix mirror lint
• fix intrange linter
• fix gofumpt linter
• fix gosec linter - ignore warning since default min tls version is 1.3
• fix gocritic linter
• fix whitespace
• fix fatcontext linter
• fix errorlint
• fix errname linter
• fix copyloopvar (go1.22) linter
• fix bodyclose linter
• update linter config
• add script to format code

[knative-prow]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[dprotaso]

/test all

[dprotaso]

/hold

this depends on #3067

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 4 lines in your changes missing coverage. Please review.

Project coverage is 78.44%. Comparing base (8535fcc) to head (bf64ccd).
Report is 1 commits behind head on main.

Files	Patch %	Lines
apis/condition_set.go	0.00%	1 Missing ⚠️
apis/testing/roundtrip/roundtrip.go	0.00%	1 Missing ⚠️
metrics/resource_view.go	0.00%	1 Missing ⚠️
reconciler/configstore.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3068      +/-   ##
==========================================
+ Coverage   78.42%   78.44%   +0.02%     
==========================================
  Files         191      191              
  Lines        8939     8936       -3     
==========================================
  Hits         7010     7010              
+ Misses       1666     1664       -2     
+ Partials      263      262       -1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[dprotaso]

/assign @ReToCode @skonto @pierDipi

[dprotaso]

flake TestMetricsExport/OpenCensus

/retest

[dprotaso]

/hold cancel

[dprotaso]

Ok - this is ready

[pierDipi]

/lgtm

[knative-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dprotaso, evankanderson, pierDipi

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• OWNERS [dprotaso,pierDipi]
• apis/OWNERS [dprotaso,pierDipi]

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