Bump rubocop from 1.67.0 to 1.68.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.67.0 to 1.68.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop/compare/v1.67.0...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>

Gemfile

@@ -50,7 +50,7 @@ end
 
 group :development, :test, :optional => true do
   gem 'byebug'
-  gem 'rubocop', '~> 1.67'
+  gem 'rubocop', '~> 1.68'
 end
 
 group :test, :optional => true do

Gemfile.lock

@@ -137,7 +137,7 @@ GEM
       thor (>= 0.14, < 2.0)
     jquery-ui-rails (7.0.0)
       railties (>= 3.2.16)
-    json (2.7.2)
+    json (2.7.6)
     kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
@@ -189,7 +189,7 @@ GEM
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     parallel (1.26.3)
-    parser (3.3.5.0)
+    parser (3.3.6.0)
       ast (~> 2.4.1)
       racc
     pg (1.5.9)
@@ -254,7 +254,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.1)
-    rubocop (1.67.0)
+    rubocop (1.68.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -264,7 +264,7 @@ GEM
       rubocop-ast (>= 1.32.2, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.32.3)
+    rubocop-ast (1.34.0)
       parser (>= 3.3.1.0)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
@@ -374,7 +374,7 @@ DEPENDENCIES
   rails-dom-testing (~> 2.2.0)
   rails_autolink
   rspec-expectations
-  rubocop (~> 1.67)
+  rubocop (~> 1.68)
   sanitize (~> 6.1)
   sassc-rails (~> 2.1.2)
   simplecov