brew 2021-05-31

• [2021-05-31 23:17:08 +0900]: Improve Gnome strategy explanatory comment
• [2021-05-31 19:37:56 +0900]: Modify Gnome strategy and update comments
• [2021-05-31 16:40:19 +0900]: linkage_checker: add libatomic
• [2021-05-31 15:46:45 +0900]: requirement: don't merge formula and cask cache in ::expand
• [2021-05-31 15:16:04 +0900]: Update RBI files for rubocop-ast.
• [2021-05-31 15:14:58 +0900]: brew vendor-gems: commit updates.
• [2021-05-31 15:11:48 +0900]: build(deps): bump rubocop-ast from 1.6.0 to 1.7.0 in /Library/Homebrew
• [2021-05-31 14:23:44 +0900]: build(deps-dev): bump github-pages from 214 to 215 in /docs
• [2021-05-31 11:03:04 +0900]: components_order: allow keg_only in on_macos/on_linux blocks
• [2021-05-31 01:23:17 +0900]: livecheck/strategy/gnome: handle new GNOME versioning