1.1.1

This is a gem housekeeping release. No user-facing changes.

🏠 Housekeeping

• Update rubocop-minitest requirement from 0.12.1 to 0.15.0 (#74, #77, #81) @dependabot
• Update rubocop requirement from 1.15.0 to 1.20.0 (#72, #73, #78, #80) @dependabot
• Update rubocop-performance requirement from 1.11.4 to 1.11.5 (#76, #79) @dependabot
• Update rubocop-rake requirement from 0.5.1 to 0.6.0 (#75) @dependabot