bbatsov/rubocop

### New features

* [#7867](https://github.com/rubocop/rubocop/pull/7867): Add support for tabs in indentation. ([@DracoAter][])
* [#7863](https://github.com/rubocop/rubocop/issues/7863): Corrector now accepts nodes in addition to ranges. ([@marcandre][])
* [#7862](https://github.com/rubocop/rubocop/issues/7862): Corrector now has a `wrap` method. ([@marcandre][])
* [#7850](https://github.com/rubocop/rubocop/issues/7850): Make it possible to enable/disable pending cops. ([@koic][])
* [#7861](https://github.com/rubocop/rubocop/issues/7861): Make it to allow `Style/CaseEquality` when the receiver is a constant. ([@rafaelfranca][])
* [#7851](https://github.com/rubocop/rubocop/pull/7851): Add a new `Style/ExponentialNotation` cop. ([@tdeo][])
* [#7384](https://github.com/rubocop/rubocop/pull/7384): Add new `Style/DisableCopsWithinSourceCodeDirective` cop. ([@egze][])
* [#7826](https://github.com/rubocop/rubocop/issues/7826): Add new `Layout/SpaceAroundMethodCallOperator` cop. ([@saurabhmaurya15][])

### Bug fixes

* [#7871](https://github.com/rubocop/rubocop/pull/7871): Fix an auto-correction bug in `Lint/BooleanSymbol`. ([@knu][])
* [#7842](https://github.com/rubocop/rubocop/issues/7842): Fix a false positive for `Lint/RaiseException` when raising Exception with explicit namespace. ([@koic][])
* [#7834](https://github.com/rubocop/rubocop/issues/7834): Fix `Lint/UriRegexp` to register offense with array arguments. ([@tejasbubane][])
* [#7841](https://github.com/rubocop/rubocop/issues/7841): Fix an error for `Style/TrailingCommaInBlockArgs` when lambda literal (`->`) has multiple arguments. ([@koic][])
* [#7842](https://github.com/rubocop/rubocop/issues/7842): Fix a false positive for `Lint/RaiseException` when Exception without cbase specified under the namespace `Gem` by adding  `AllowedImplicitNamespaces` option. ([@koic][])
* `Style/IfUnlessModifier` does not infinite-loop when autocorrecting long lines which use if/unless modifiers and have multiple statements separated by semicolons. ([@alexdowad][])
* [rubocop/rubocop-rails#127](https://github.com/rubocop/rubocop-rails/issues/127): Use `ConfigLoader.default_configuration` for the default config. ([@hanachin][])

### Changes

* **(Breaking)** Renamed `Layout/Tab` cop to `Layout/IndentationStyle`. ([@DracoAter][])
* [#7869](https://github.com/rubocop/rubocop/pull/7869): **(Breaking)** Drop support for Ruby 2.3. ([@koic][])

[@DracoAter]: https://github.com/DracoAter
[@marcandre]: https://github.com/marcandre
[@koic]: https://github.com/koic
[@rafaelfranca]: https://github.com/rafaelfranca
[@tdeo]: https://github.com/tdeo
[@egze]: https://github.com/egze
[@saurabhmaurya15]: https://github.com/saurabhmaurya15
[@knu]: https://github.com/knu
[@tejasbubane]: https://github.com/tejasbubane
[@alexdowad]: https://github.com/alexdowad
[@hanachin]: https://github.com/hanachin