bbatsov/rubocop

### New features

* [#7528](https://github.com/rubocop/rubocop/pull/7528): Add new `Lint/NonDeterministicRequireOrder` cop. ([@mangara][])
* [#7559](https://github.com/rubocop/rubocop/pull/7559): Add `EnforcedStyleForExponentOperator` parameter to `Layout/SpaceAroundOperators` cop. ([@khiav223577][])

### Bug fixes

* [#7530](https://github.com/rubocop/rubocop/issues/7530): Typo in `Style/TrivialAccessors`'s `AllowedMethods`. ([@movermeyer][])
* [#7532](https://github.com/rubocop/rubocop/issues/7532): Fix an error for `Style/TrailingCommaInArguments` when using an anonymous function with multiple line arguments with `EnforcedStyleForMultiline: consistent_comma`. ([@koic][])
* [#7534](https://github.com/rubocop/rubocop/issues/7534): Fix an incorrect autocorrect for `Style/BlockDelimiters` cop and `Layout/SpaceBeforeBlockBraces` cop with `EnforcedStyle: no_space` when using multiline braces. ([@koic][])
* [#7231](https://github.com/rubocop/rubocop/issues/7231): Fix the exit code to be `2` rather when `0` when the config file contains an unknown cop. ([@jethroo][])
* [#7513](https://github.com/rubocop/rubocop/issues/7513): Fix abrupt error on autocorrecting with `--disable-uncorrectable`. ([@tejasbubane][])
* [#7537](https://github.com/rubocop/rubocop/issues/7537): Fix a false positive for `Layout/SpaceAroundOperators` when using a Rational literal with `/` (e.g. `2/3r`). ([@koic][])
* [#7029](https://github.com/rubocop/rubocop/issues/7029): Make `Style/Attr` not flag offense for custom `attr` method. ([@tejasbubane][])
* [#7574](https://github.com/rubocop/rubocop/issues/7574): Fix a corner case that made `Style/GuardClause` crash. ([@buehmann][])

### Changes

* [#7514](https://github.com/rubocop/rubocop/pull/7514): Expose correctable status on offense and in formatters. ([@tyler-ball][])
* [#7542](https://github.com/rubocop/rubocop/pull/7542): **(Breaking)** Move `LineLength` cop from `Metrics` department to `Layout` department. ([@koic][])

[@mangara]: https://github.com/mangara
[@khiav223577]: https://github.com/khiav223577
[@movermeyer]: https://github.com/movermeyer
[@koic]: https://github.com/koic
[@jethroo]: https://github.com/jethroo
[@tejasbubane]: https://github.com/tejasbubane
[@buehmann]: https://github.com/buehmann
[@tyler-ball]: https://github.com/tyler-ball