ci: bump golangci-lint-action to v9

[G36maid]

目的

bump golangci-lint-action to v9

方法／實作說明

bump golangci-lint-action to v9

關聯 Issue

none

附註

[github-actions]

🛡️ PR Quality Check Summary

✅ PR Title: Passed (Length: 35/75, Format: OK). ci: bump golangci-lint-action to v9
✅ Branch Name: Follows naming convention (fix/golang-ci-v9)
✅ Commit Messages: All 1 commit(s) passed (Length, Format, Case)
✅ Conflicts: No merge conflict markers found
✅ YAML Files: All 12 file(s) passed validation
✅ JSON Files: All 1 file(s) are valid
✅ TOML Files: No TOML files found to check

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🎉 All checks passed!

[torrid-fish]

LGTM