Bump rubocop from 1.66.1 to 1.68.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.66.1 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@v1.66.1...v1.68.0)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -113,7 +113,7 @@ GEM
     irb (1.14.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    json (2.7.2)
+    json (2.7.5)
     json-schema (4.3.1)
       addressable (>= 2.8)
     langchainrb (0.18.0)
@@ -157,7 +157,7 @@ GEM
     nokogiri (1.16.7-x86_64-linux)
       racc (~> 1.4)
     parallel (1.26.3)
-    parser (3.3.5.0)
+    parser (3.3.5.1)
       ast (~> 2.4.1)
       racc
     pragmatic_segmenter (0.3.24)
@@ -228,7 +228,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.0)
-    rubocop (1.66.1)
+    rubocop (1.68.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
@@ -238,7 +238,7 @@ 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 (1.33.1)
       parser (>= 3.3.1.0)
     rubocop-performance (1.20.1)
       rubocop (>= 1.48.1, < 2.0)
@@ -263,7 +263,7 @@ GEM
     timeout (0.4.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.5.0)
+    unicode-display_width (2.6.0)
     webrick (1.8.2)
     websocket-driver (0.7.6)
       websocket-extensions (>= 0.1.0)