meson: Include all compiled resources

Fixes build on Fedora 30.
4 jobs for <span class="ref-name">wip/exalm/build</span> in 7 minutes and 19 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #273324
flatpak:demo

00:03:11

 
  Test
passed #273325
flatpak:tests

00:03:16

 
  Review
passed #273326
review

00:00:25

passed #273327
allowed to fail manual
stop_review

00:00:24