Bump rubocop from 1.52.0 to 1.56.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.52.0 to 1.56.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.52.0...v1.56.0)

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

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

Gemfile.lock

@@ -77,6 +77,7 @@ GEM
       tzinfo (~> 2.0)
     ansi (1.5.0)
     ast (2.4.2)
+    base64 (0.1.1)
     builder (3.2.4)
     concurrent-ruby (1.2.2)
     crass (1.0.6)
@@ -93,6 +94,7 @@ GEM
       concurrent-ruby (~> 1.0)
     json (2.6.3)
     json (2.6.3-java)
+    language_server-protocol (3.17.0.3)
     loofah (2.21.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
@@ -130,8 +132,9 @@ GEM
     nokogiri (1.15.2-x86_64-linux)
       racc (~> 1.4)
     parallel (1.23.0)
-    parser (3.2.2.1)
+    parser (3.2.2.3)
       ast (~> 2.4.1)
+      racc
     racc (1.6.2)
     racc (1.6.2-java)
     rack (2.2.7)
@@ -170,19 +173,21 @@ GEM
       zeitwerk (~> 2.5)
     rainbow (3.1.1)
     rake (13.0.6)
-    regexp_parser (2.8.0)
+    regexp_parser (2.8.1)
     responders (3.1.0)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.2.5)
-    rubocop (1.52.0)
+    rexml (3.2.6)
+    rubocop (1.56.0)
+      base64 (~> 0.1.1)
       json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 3.2.0.0)
+      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)