Update markdown-it

Gemfile

@@ -92,7 +92,7 @@ gem "js-routes",         "1.0.1"
 source "https://rails-assets.org" do
   gem "rails-assets-jquery",                              "1.11.2" # Should be kept in sync with jquery-rails
 
-  gem "rails-assets-markdown-it",                         "4.3.0"
+  gem "rails-assets-markdown-it",                         "4.4.0"
   gem "rails-assets-markdown-it-hashtag",                 "0.3.1"
   gem "rails-assets-markdown-it-diaspora-mention",        "0.3.0"
   gem "rails-assets-markdown-it-sanitizer",               "0.3.1"

Gemfile.lock

@@ -546,7 +546,7 @@ GEM
     rails-assets-jquery.slimscroll (1.3.6)
       rails-assets-jquery (>= 1.7)
     rails-assets-markdown-it--markdown-it-for-inline (0.1.1)
-    rails-assets-markdown-it (4.3.0)
+    rails-assets-markdown-it (4.4.0)
     rails-assets-markdown-it-diaspora-mention (0.3.0)
     rails-assets-markdown-it-hashtag (0.3.1)
     rails-assets-markdown-it-sanitizer (0.3.1)
@@ -829,7 +829,7 @@ DEPENDENCIES
   rails-assets-jquery-simulate (= 1.0.1)!
   rails-assets-jquery-simulate-ext (= 1.3.0)!
   rails-assets-jquery-textchange (= 0.2.3)!
-  rails-assets-markdown-it (= 4.3.0)!
+  rails-assets-markdown-it (= 4.4.0)!
   rails-assets-markdown-it--markdown-it-for-inline (= 0.1.1)!
   rails-assets-markdown-it-diaspora-mention (= 0.3.0)!
   rails-assets-markdown-it-hashtag (= 0.3.1)!