chore(workflow): remove duplicated issue label

[chenjiahan]

Summary

The GitHub issue types work well and we can remove the issue label to reduce duplicated information.

Related Links

#8663

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

[netlify]

✅ Deploy Preview for rspack canceled.

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[codspeed-hq]

CodSpeed Performance Report

Merging #9140 will not alter performance

_{Comparing remove_label_0131 (b583df0) with main (cc5e3f6)}

🎉 Hooray! codspeed-rust just leveled up to 2.7.2!

A heads-up, this is a breaking change and it might affect your current performance baseline a bit. But here's the exciting part - it's packed with new, cool features and promises improved result stability 🥳!
Curious about what's new? Visit our releases page to delve into all the awesome details about this new version.

Summary

✅ 6 untouched benchmarks