build(deps): bump rouge from 5.0.0 to 5.1.0 in /docs (#504)

Bumps [rouge](https://github.com/rouge-ruby/rouge) from 5.0.0 to 5.1.0.
- [Release notes](https://github.com/rouge-ruby/rouge/releases)
- [Changelog](https://github.com/rouge-ruby/rouge/blob/main/CHANGELOG.md)
- [Commits](rouge-ruby/rouge@v5.0.0...v5.1.0)

---
updated-dependencies:
- dependency-name: rouge
  dependency-version: 5.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/Gemfile

@@ -80,6 +80,6 @@ gem "pry", "0.16.0"
 gem "tailwind_merge", "~> 1.5.2"
 gem "rss", "0.3.3"
 
-gem "rouge", "~> 5.0"
+gem "rouge", "~> 5.1"
 
 gem "ruby_ui-mcp", path: "../mcp"

docs/Gemfile.lock

@@ -270,7 +270,7 @@ GEM
     reverse_markdown (3.0.2)
       nokogiri
     rexml (3.4.4)
-    rouge (5.0.0)
+    rouge (5.1.0)
       strscan (~> 3.1)
     rss (0.3.3)
       rexml
@@ -366,7 +366,7 @@ DEPENDENCIES
   pry (= 0.16.0)
   puma (= 8.0.2)
   rails (= 8.1.3.1)
-  rouge (~> 5.0)
+  rouge (~> 5.1)
   rss (= 0.3.3)
   ruby_ui!
   ruby_ui-mcp!