Bump rubocop from 0.65.0 to 0.66.0 in /Library/Homebrew

Bumps [rubocop](https://github.com/rubocop-hq/rubocop) from 0.65.0 to 0.66.0.
- [Release notes](https://github.com/rubocop-hq/rubocop/releases)
- [Changelog](https://github.com/rubocop-hq/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop-hq/rubocop/compare/v0.65.0...v0.66.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Library/Homebrew/Gemfile.lock

@@ -54,7 +54,6 @@ GEM
     parser (2.6.0.0)
       ast (~> 2.4.0)
     plist (3.5.0)
-    powerpack (0.1.2)
     psych (3.1.0)
     rainbow (3.0.0)
     rdiscount (2.2.0.1)
@@ -82,15 +81,14 @@ GEM
     rspec-support (3.8.0)
     rspec-wait (0.0.9)
       rspec (>= 3, < 4)
-    rubocop (0.65.0)
+    rubocop (0.66.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.5, != 2.5.1.1)
-      powerpack (~> 0.1)
       psych (>= 3.1.0)
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.4.0)
+      unicode-display_width (>= 1.4.0, < 1.6)
     rubocop-rspec (1.32.0)
       rubocop (>= 0.60.0)
     ruby-macho (2.2.0)
@@ -112,7 +110,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.5)
-    unicode-display_width (1.4.1)
+    unicode-display_width (1.5.0)
     webrobots (0.1.2)
 
 PLATFORMS