ci: refresh variables/dockerfiles with latest content

- The Cirrus CI variables are now sorted
  - The dockerfiles update commands changed for some distros
  - Meson in CentOS is now new enough to use

Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

ci/containers/fedora-rawhide-cross-mingw32.Dockerfile

@@ -17,7 +17,7 @@ else\n\
 fi\n\
 exec "$@"' > /usr/bin/nosync && \
     chmod +x /usr/bin/nosync && \
-    nosync dnf update -y && \
+    nosync dnf distro-sync -y && \
     nosync dnf install -y \
         augeas \
         bash-completion \