Upgrade: Bump rubocop from 1.53.0 to 1.56.3

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.53.0 to 1.56.3.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.53.0...v1.56.3)

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

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

Gemfile

@@ -48,7 +48,7 @@ group :development do
   gem 'letter_opener', '~> 1.8'
   gem 'lookbook', '~> 2.0.5'
   gem 'rack-mini-profiler'
-  gem 'rubocop', '~> 1.53', require: false
+  gem 'rubocop', '~> 1.56', require: false
   gem 'rubocop-performance', '~> 1.19', require: false
   gem 'rubocop-rails', '~> 2.20', require: false
   gem 'rubocop-rspec', '~> 2.23', require: false

Gemfile.lock

@@ -94,6 +94,7 @@ GEM
     barnes (0.0.9)
       multi_json (~> 1)
       statsd-ruby (~> 1.1)
+    base64 (0.1.1)
     bcrypt (3.1.18)
     better_html (2.0.1)
       actionview (>= 6.0)
@@ -443,15 +444,16 @@ GEM
     rspec-support (3.12.0)
     rspec_junit_formatter (0.6.0)
       rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (1.53.0)
+    rubocop (1.56.3)
+      base64 (~> 0.1.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
       parser (>= 3.2.2.3)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.28.0, < 2.0)
+      rubocop-ast (>= 1.28.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.29.0)
@@ -620,7 +622,7 @@ DEPENDENCIES
   rspec-retry (~> 0.6)
   rspec-snapshot (~> 2.0)
   rspec_junit_formatter (~> 0.6)
-  rubocop (~> 1.53)
+  rubocop (~> 1.56)
   rubocop-performance (~> 1.19)
   rubocop-rails (~> 2.20)
   rubocop-rspec (~> 2.23)