Gemfile: fix an 'insecure connection' Bundler warning

Gemfile

@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
 gem 'aasm'
-gem 'actiontext', github: 'kobaltz/actiontext', branch: 'archive', require: 'action_text'
+gem 'actiontext', git: 'https://github.com/kobaltz/actiontext.git', branch: 'archive', require: 'action_text' # Port of ActionText to Rails 5
 gem 'active_link_to' # Automatically set a class on active links
 gem 'active_model_serializers'
 gem 'activestorage-openstack', git: 'https://github.com/fredZen/activestorage-openstack.git', branch: 'frederic/fix_upload_signature'

Gemfile.lock

@@ -1,12 +1,3 @@
-GIT
-  remote: git://github.com/kobaltz/actiontext.git
-  revision: ef59c4ba99d1b7614dd47f5a294eef553224db88
-  branch: archive
-  specs:
-    actiontext (0.1.0)
-      nokogiri
-      rails (>= 5.2.0)
-
 GIT
   remote: https://github.com/fredZen/activestorage-openstack.git
   revision: c71d5107a51701eab9d9267dd0000e6c1cf3e39a
@@ -18,6 +9,15 @@ GIT
       mime-types
       rails (~> 5.2.0)
 
+GIT
+  remote: https://github.com/kobaltz/actiontext.git
+  revision: ef59c4ba99d1b7614dd47f5a294eef553224db88
+  branch: archive
+  specs:
+    actiontext (0.1.0)
+      nokogiri
+      rails (>= 5.2.0)
+
 GIT
   remote: https://github.com/mina-deploy/mina.git
   revision: 0dd5fdb8bb82a180d35e1fc033de2fac48257e30