Bump loofah from 2.18.0 to 2.19.1 in /quick_acg

Bumps [loofah](https://github.com/flavorjones/loofah) from 2.18.0 to 2.19.1.
- [Release notes](https://github.com/flavorjones/loofah/releases)
- [Changelog](https://github.com/flavorjones/loofah/blob/main/CHANGELOG.md)
- [Commits](flavorjones/loofah@v2.18.0...v2.19.1)

---
updated-dependencies:
- dependency-name: loofah
  dependency-type: indirect
...

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

Author: dependabot[bot]

quick_acg/Gemfile.lock

@@ -115,7 +115,7 @@ GEM
     listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.18.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -127,11 +127,11 @@ GEM
     msgpack (1.5.3)
     multi_xml (0.6.0)
     nio4r (2.5.8)
-    nokogiri (1.13.6-x64-mingw32)
+    nokogiri (1.13.10-x64-mingw32)
       racc (~> 1.4)
-    nokogiri (1.13.6-x86_64-darwin)
+    nokogiri (1.13.10-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.13.6-x86_64-linux)
+    nokogiri (1.13.10-x86_64-linux)
       racc (~> 1.4)
     oauth2 (2.0.5)
       faraday (>= 0.17.3, < 3.0)
@@ -160,7 +160,7 @@ GEM
     public_suffix (4.0.7)
     puma (4.3.12)
       nio4r (~> 2.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.4)
     rack-protection (2.2.0)
       rack