[shotwell: 2/2] Merge branch 'master' into 'master'

[Jens Georg <jensgeorg src gnome org>]

commit 56aa46ac50db18776770160844d0ea7d20e3eee1
Merge: e9829cef 23e16e8e
Author: Jens Georg <mail jensge org>
Date:   Sat Apr 2 12:49:13 2022 +0000

    Merge branch 'master' into 'master'
    
    Add in initial AVIF support fixing #286
    
    Closes #286
    
    See merge request GNOME/shotwell!53

 data/org.gnome.Shotwell-Viewer.desktop.in |   2 +-
 po/POTFILES.in                            |   1 +
 src/meson.build                           |   1 +
 src/photos/AvifSupport.vala               | 189 ++++++++++++++++++++++++++++++
 src/photos/PhotoFileFormat.vala           |  21 +++-
 5 files changed, 211 insertions(+), 3 deletions(-)
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