qmlplugindump is failing when it runs with qemu user mode emulation for
armv7 on builds.sr.ht. Disable it to unblock our binary repository.
The information retrieved by qmlplugindump is purely for packager
knowledge and does not affect the runtime of kclock.
Related: MR 9
Fixes: build.postmarketos.org#74
"plasma" and some related packages are currently missing in Alpine edge
armv7 due to a cyclic dependency. Let's disable all packages depending
on plasma for armv7 temporarily, to get the pmOS edge armv7 repo up
again.
[ci:skip-build], [ci:skip-vercheck]: only arch line changed
Related: build.postmarketos.org#72