Bump rubocop from 0.68.1 to 0.69.0

Bumps [rubocop](https://github.com/rubocop-hq/rubocop) from 0.68.1 to 0.69.0.
- [Release notes](https://github.com/rubocop-hq/rubocop/releases)
- [Changelog](https://github.com/rubocop-hq/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v0.68.1...v0.69.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

Gemfile.lock

@@ -10,16 +10,18 @@ GEM
       ast (~> 2.4.0)
     rainbow (3.0.0)
     rake (12.3.2)
-    rubocop (0.68.1)
+    rubocop (0.69.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
-      parser (>= 2.5, != 2.5.1.1)
+      parser (>= 2.6)
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 1.6)
+      unicode-display_width (>= 1.4.0, < 1.7)
+    rubocop-performance (1.3.0)
+      rubocop (>= 0.68.0)
     ruby-progressbar (1.10.0)
     safe_yaml (1.0.5)
-    unicode-display_width (1.5.0)
+    unicode-display_width (1.6.0)
 
 PLATFORMS
   ruby
@@ -29,6 +31,7 @@ DEPENDENCIES
   minitest
   rake
   rubocop
+  rubocop-performance
   safe_yaml
 
 BUNDLED WITH