Auto merge of #21635 - chansuke:format_style_derive, r=jdm

Format component of style_derive

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Format `style_derive` component by:
```
rustfmt components/style_derive/*.rs
```
---
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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [ ] These changes fix part of #21373.
- [x] These changes do not require tests because they format components only.

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