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This PR removes the `util` crate.
* Replaced the `spawn_named` and `clamp` functions by appropriate uses of `std:🧵:Builder::spawn`, `std::cmp::min` and `std::cmp::max`.
* Moved `opts`, `prefs` and `resource_files` into a new `config` crate.
* Moved `remutex` and `geometry` into their own crates.
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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes do not require tests because they are refactorings
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Source-Repo: https://github.com/servo/servo
Source-Revision: 4eb653817f87e5fb47de34356f558eb76ecbca9f
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---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).
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Source-Repo: https://github.com/servo/servo
Source-Revision: b0a8ce5341f5148e36523fee0b0fcbc2684c0a68
First part of #11292, this just includes support of `[Func]`.
Source-Repo: https://github.com/servo/servo
Source-Revision: 073c5e3b6b8950c01c9e5691925d24787fd06d53
