[recipes] (3 commits) Non-fast-forward update to branch fix-help-crash

[Matthew Leeds <mwleeds src gnome org>]

The branch 'fix-help-crash' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  0e4488c... app: Don't crash if no help handler is registered

Commits added to the branch:

  6cb3950... ci: Add diff dependency (*)
  a438fd6... Merge branch 'fix-ci' into 'master' (*)
  2c0f0c5... app: Don't crash if no help handler is registered

(*) This commit already existed in another branch; no separate mail sent