Add Hydrogen

roles/matrix-bridge-mx-puppet-groupme/tasks/init.yml

@@ -16,7 +16,7 @@
   when: matrix_mx_puppet_groupme_enabled|bool
 
 # ansible lower than 2.8, does not support docker_image build parameters
-# for self buildig it is explicitly needed, so we rather fail here
+# for self building it is explicitly needed, so we rather fail here
 - name: Fail if running on Ansible lower than 2.8 and trying self building
   fail:
     msg: "To self build Puppet Slack image, you should usa ansible 2.8 or higher. E.g. pip contains such packages."