ci: enable staticcheck and godot linters in golangci-lint

[murataslan1]

Summary

Enabled staticcheck and godot linters in golangci-lint configuration as requested.

Changes

• Added staticcheck for advanced static analysis
• Added godot for comment period checking

Notes

• Using golangci-lint v2.6.0 config format
• Excluded paths remain unchanged as specified in the issue

Fixes #9446

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Note: If CI fails due to new lint errors, I can help fix them in follow-up commits.

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Note

Enables staticcheck and godot linters in .golangci.yml.

• CI/Lint:
  • golangci-lint config (.golangci.yml):
    • Add godot and staticcheck to linters.enable.

^{Written by Cursor Bugbot for commit 3f8d361. This will update automatically on new commits. Configure here.}

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