Bump loofah from 2.5.0 to 2.19.1

Bumps [loofah](https://github.com/flavorjones/loofah) from 2.5.0 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@v2.5.0...v2.19.1)

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

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

Gemfile.lock

@@ -140,7 +140,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.5.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.2.4)
@@ -153,15 +153,16 @@ GEM
       nokogiri (~> 1)
       rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.1)
     minitest (5.14.0)
     msgpack (1.3.3)
     multi_json (1.15.0)
     multi_xml (0.6.0)
     nenv (0.3.0)
     nio4r (2.5.2)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -197,6 +198,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.4)
     puma (3.12.6)
+    racc (1.6.2)
     rack (2.2.6.2)
     rack-protection (3.0.5)
       rack