gnome-photos element fails to compile
See https://gitlab.gnome.org/GNOME/gnome-build-meta/-/jobs/724435
/usr/lib/gcc/x86_64-unknown-linux-gnu/9.3.0/../../../../x86_64-unknown-linux-gnu/bin/ld: src/25a6634@@gnome-photos@sha/photos-operation-insta-filter.c.o: in function `photos_operation_insta_filter_setup':
/buildstream/gnome/core/gnome-photos.bst/_builddir/../src/photos-operation-insta-filter.c:134: undefined reference to `gegl_operation_meta_watch_node'
/usr/lib/gcc/x86_64-unknown-linux-gnu/9.3.0/../../../../x86_64-unknown-linux-gnu/bin/ld: /buildstream/gnome/core/gnome-photos.bst/_builddir/../src/photos-operation-insta-filter.c:139: undefined reference to `gegl_operation_meta_watch_node'
/usr/lib/gcc/x86_64-unknown-linux-gnu/9.3.0/../../../../x86_64-unknown-linux-gnu/bin/ld: src/25a6634@@gnome-photos@sha/photos-operation-insta-hefe.c.o: in function `photos_operation_insta_hefe_attach':
/buildstream/gnome/core/gnome-photos.bst/_builddir/../src/photos-operation-insta-hefe.c:70: undefined reference to `gegl_operation_meta_watch_nodes'
collect2: error: ld returned 1 exit status
This failure is also present in the latest upstream pipeline at the HEAD of gnome-photos