[gnome-photos] (6 commits) Non-fast-forward update to branch sam/tracker3

[Sam Thursfield <sthursfield src gnome org>]

The branch 'sam/tracker3' 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:

  083107c... TEMP: disable help
  d423d84... TEMP: don't activate grl-flickr plugin on startup
  34b5da2... TEMP: Fix compile warning
  af82ab6... tracker: Query both the content and the file resource
  0d35e59... tracker 3: Update ontology URLs for Tracker 3
  8155479... tracker 3: Check if variables are bound before querying

Commits added to the branch:

  476250e... tracker 3: Query both the content and the file resource
  0385ac9... tracker 3: Update ontology URLs for Tracker 3
  d90bca1... tracker 3: Check if variables are bound before querying
  94addfd... Move application code into a helper library
  115ac52... tests: Add photos-test-tracker-queries
  4c746a5... Update Flatpak build for Tracker 3