[gdk-pixbuf] (7 commits) Non-fast-forward update to branch ebassi/gi-docgen

[Emmanuele Bassi <ebassi src gnome org>]

The branch 'ebassi/gi-docgen' 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:

  08d0944... Port gdk-pixbuf to gi-docgen
  1576bdd... docs: Port to the gi-docgen syntax and style
  6384e09... docs: Generate the GdkPixdata API reference
  6175d31... ci: Update the Docker image
  9a796c3... ci: Update reference and dist jobs

Commits added to the branch:

  d2e3ace... Port gdk-pixbuf to gi-docgen
  9bda325... docs: Port to the gi-docgen syntax and style
  5126dbe... docs: Generate the GdkPixdata API reference
  19aeb66... ci: Update the Docker image
  a54b9a0... ci: Update reference and dist jobs
  f18ac1d... docs: Clean up GdkPixbuf's core API
  8b0aed9... docs: Update gdk-pixbuf-io style