Update dependency html-proofer to v3.19.4 (#8962)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Gemfile.lock

@@ -30,8 +30,8 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
     algolia_html_extractor (2.6.4)
       json (~> 2.0)
       nokogiri (~> 1.10)
@@ -55,17 +55,17 @@ GEM
       multipart-post (>= 1.2, < 3)
       ruby2_keywords
     faraday-net_http (1.0.1)
-    ffi (1.15.3)
+    ffi (1.15.5)
     filesize (0.2.0)
     forwardable-extended (2.6.0)
     gitlab (4.8.0)
       httparty (>= 0.14.0)
       terminal-table (>= 1.5.1)
-    html-proofer (3.19.2)
+    html-proofer (3.19.4)
       addressable (~> 2.3)
       mercenary (~> 0.3)
-      nokogumbo (~> 2.0)
-      parallel (~> 1.3)
+      nokogiri (~> 1.13)
+      parallel (~> 1.10)
       rainbow (~> 3.0)
       typhoeus (~> 1.3)
       yell (~> 2.0)
@@ -115,11 +115,9 @@ GEM
     multi_xml (0.7.1)
       bigdecimal (~> 3.1)
     multipart-post (2.1.1)
-    nokogiri (1.16.6)
+    nokogiri (1.16.7)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogumbo (2.0.5)
-      nokogiri (~> 1.8, >= 1.8.4)
     octokit (4.20.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
@@ -137,10 +135,10 @@ GEM
       rugged (>= 0.23.0, < 1.1.0)
       thor (>= 0.20.3, < 2.0)
     pronto-markdownlint (0.0.3)
-    public_suffix (4.0.6)
+    public_suffix (4.0.7)
     pygments.rb (1.1.2)
       multi_json (>= 1.0.0)
-    racc (1.8.0)
+    racc (1.8.1)
     rainbow (3.0.0)
     rake (13.0.3)
     rb-fsevent (0.11.0)
@@ -159,7 +157,7 @@ GEM
     terminal-table (3.0.1)
       unicode-display_width (>= 1.1.1, < 3)
     thor (1.1.0)
-    typhoeus (1.4.0)
+    typhoeus (1.4.1)
       ethon (>= 0.9.0)
     unicode-display_width (2.0.0)
     verbal_expressions (0.1.5)