Bump rubocop from 1.65.1 to 1.68.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.65.1 to 1.68.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.65.1...v1.68.0)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile

@@ -7,5 +7,5 @@ gemspec
 
 group :development do
   gem 'rspec', '~> 3.13'
-  gem 'rubocop', '~> 1.65.1'
+  gem 'rubocop', '~> 1.68.0'
 end

Gemfile.lock

@@ -9,17 +9,15 @@ GEM
   specs:
     ast (2.4.2)
     diff-lcs (1.5.1)
-    json (2.7.2)
+    json (2.7.5)
     language_server-protocol (3.17.0.3)
-    parallel (1.25.1)
-    parser (3.3.4.0)
+    parallel (1.26.3)
+    parser (3.3.5.1)
       ast (~> 2.4.1)
       racc
     racc (1.8.1)
     rainbow (3.1.1)
     regexp_parser (2.9.2)
-    rexml (3.3.4)
-      strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -33,30 +31,28 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.1)
-    rubocop (1.65.1)
+    rubocop (1.68.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.4, < 3.0)
-      rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.31.1, < 2.0)
+      rubocop-ast (>= 1.32.2, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.31.3)
+    rubocop-ast (1.33.1)
       parser (>= 3.3.1.0)
     ruby-progressbar (1.13.0)
-    strscan (3.1.0)
-    unicode-display_width (2.5.0)
+    unicode-display_width (2.6.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   rspec (~> 3.13)
   rspec-github!
-  rubocop (~> 1.65.1)
+  rubocop (~> 1.68.0)
 
 BUNDLED WITH
    2.6.0