development-dependency: bump rubocop-rails from 2.12.1 to 2.12.2

Bumps rubocop-rails from 2.12.1 to 2.12.2.

Release notes

Sourced from rubocop-rails's releases.

RuboCop Rails 2.12.2

Bug fixes

• #541: Fix an error for Rails/HasManyOrHasOneDependent when using lambda argument and specifying :dependent strategy. (@​koic)

Changelog

Sourced from rubocop-rails's changelog.

2.12.2 (2021-09-11)

Bug fixes

• #541: Fix an error for Rails/HasManyOrHasOneDependent when using lambda argument and specifying :dependent strategy. ([@​koic][])

Commits

• 2286694 Cut v2.12.2
• ad0c558 Merge pull request #542 from koic/fix_a_false_positive_for_rails_has_many_or_...
• 245bbbc [Fix #541] Fix a false positive for Rails/HasManyOrHasOneDependent
• 7607908 Switch back docs version to master
• See full diff in compare view

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