Ship label plugin in initramfs

Rebuilt for IMA sigs, glibc 2.34, aarch64 flags

Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937

New git snapshot
Fixes 1933378 - Bootsplash doesn't always fully clear on boot to console
Fixes 1941329 - Flickering plymouth on shutdown/reboot
Prune spec-file changelog a bit

Update to 0.9.5 + a bunch of extra fixes from git (new upstream git snapshot)
Fixes 1896929 - systemd complains about Unit configured to use KillMode=none

Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

Second attempt - Rebuilt for

Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild

New upstream git snapshot
Add RemainAfterExit=yes to plymouth's systemd service files (rhbz#1807771)
Fix the spinner / animation missing on shutdown and reboot

Add patches fixing crash on monitor hot(un)plug (rhbz#1809681)
Add patches fixing delay between gdm telling us to deactivate and
Drop plymouth-plugin-throbgress sub-package, the spinfinity theme now
step plugin