bbatsov/rubocop

### New features

* [#12600](https://github.com/rubocop/rubocop/issues/12600): Support Prism as a Ruby parser (experimental). ([@koic][])
* [#12725](https://github.com/rubocop/rubocop/pull/12725): Support `TargetRubyVersion 3.4` (experimental). ([@koic][])

### Bug fixes

* [#12746](https://github.com/rubocop/rubocop/pull/12746): Fix a false positive for `Lint/ToEnumArguments` when enumerator is created for another method in no arguments method definition. ([@koic][])
* [#12726](https://github.com/rubocop/rubocop/issues/12726): Fix a false positive for `Style/RedundantLineContinuation` when using line concatenation and calling a method with keyword arguments without parentheses. ([@koic][])
* [#12738](https://github.com/rubocop/rubocop/issues/12738): Fix an error for `Style/Encoding` when magic encoding with mixed case present. ([@koic][])
* [#12732](https://github.com/rubocop/rubocop/pull/12732): Fix error determining target Ruby when gemspec `required_ruby_version` is read from another file. ([@davidrunger][])
* [#12736](https://github.com/rubocop/rubocop/issues/12736): Fix invalid autocorrect in `Layout/SpaceInsideHashLiteralBraces`. ([@bquorning][])
* [#12667](https://github.com/rubocop/rubocop/issues/12667): Don't load excluded configuration. ([@jonas054][])

[@koic]: https://github.com/koic
[@davidrunger]: https://github.com/davidrunger
[@bquorning]: https://github.com/bquorning
[@jonas054]: https://github.com/jonas054