Bump github-linguist from 7.13.0 to 7.28.0

Bumps [github-linguist](https://github.com/github-linguist/linguist) from 7.13.0 to 7.28.0.
- [Release notes](https://github.com/github-linguist/linguist/releases)
- [Commits](github-linguist/linguist@v7.13.0...v7.28.0)

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

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

Gemfile

@@ -9,7 +9,7 @@ gem 'bundler', '= 2.4.8'
 gem 'cocoapods', '~> 1.12.0'
 gem 'deepsort', '~> 0.4.5'
 gem 'faraday', '~> 1.3'
-gem 'github-linguist', '~> 7.13.0'
+gem 'github-linguist', '~> 7.28.0'
 gem 'nokogiri', '~> 1.14.3'
 gem 'parser', '~> 3.1.3'
 gem 'rgl', '~> 0.5.9'

Gemfile.lock

@@ -25,6 +25,7 @@ GEM
       bundler (>= 1.2.0, < 3)
       thor (~> 1.0)
     byebug (11.1.3)
+    cgi (0.4.1)
     charlock_holmes (0.7.7)
     claide (1.1.0)
     cocoapods (1.12.0)
@@ -73,7 +74,6 @@ GEM
     diff-lcs (1.4.4)
     docile (1.3.5)
     escape (0.0.4)
-    escape_utils (1.2.1)
     ethon (0.16.0)
       ffi (>= 1.15.0)
     faraday (1.3.0)
@@ -85,11 +85,11 @@ GEM
     fourflusher (2.3.1)
     fuzzy_match (2.0.4)
     gh_inspector (1.1.3)
-    github-linguist (7.13.0)
+    github-linguist (7.28.0)
+      cgi
       charlock_holmes (~> 0.7.7)
-      escape_utils (~> 1.2.0)
       mini_mime (~> 1.0)
-      rugged (>= 0.25.1)
+      rugged (~> 1.0)
     hashdiff (1.0.1)
     httpclient (2.8.3)
     i18n (1.14.1)
@@ -98,7 +98,7 @@ GEM
     json-schema (3.0.0)
       addressable (>= 2.8)
     method_source (1.0.0)
-    mini_mime (1.0.2)
+    mini_mime (1.1.5)
     mini_portile2 (2.8.4)
     minitest (5.20.0)
     molinillo (0.8.0)
@@ -202,7 +202,7 @@ DEPENDENCIES
   cocoapods (~> 1.12.0)
   deepsort (~> 0.4.5)
   faraday (~> 1.3)
-  github-linguist (~> 7.13.0)
+  github-linguist (~> 7.28.0)
   json-schema (~> 3.0)
   nokogiri (~> 1.14.3)
   parser (~> 3.1.3)