build: add meson build files to EXTRA_DIST to include in autotools make dist

4 jobs for meson_build in 3 minutes and 11 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #271877
latest-autotools-lcms

00:03:07

passed #271878
latest-autotools-nolcms

00:03:10

passed #271875
latest-meson-lcms

00:02:41

passed #271876
latest-meson-nolcms

00:02:56