Bump rubocop from 1.63.5 to 1.64.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.63.5 to 1.64.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.63.5...v1.64.0)

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

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

Gemfile.lock

@@ -142,7 +142,7 @@ GEM
     psych (5.1.2)
       stringio
     public_suffix (5.0.4)
-    racc (1.7.3)
+    racc (1.8.0)
     rack (3.0.9.1)
     rainbow (3.1.1)
     rake (13.2.1)
@@ -151,10 +151,11 @@ GEM
       ffi (~> 1.0)
     rdoc (6.6.3.1)
       psych (>= 4.0.0)
-    regexp_parser (2.9.0)
+    regexp_parser (2.9.2)
     reline (0.5.0)
       io-console (~> 0.5)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -168,7 +169,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.0)
-    rubocop (1.63.5)
+    rubocop (1.64.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -205,6 +206,7 @@ GEM
       hashie
       version_gem (~> 1.1, >= 1.1.1)
     stringio (3.1.0)
+    strscan (3.1.0)
     thor (1.2.1)
     timeout (0.4.0)
     tzinfo (2.0.6)