testing/materia-kde: fix dependencies

fixes #12288
7 jobs for !16681 with materia-kde in 5 minutes and 54 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
passed #290659
docker-alpine x86_64
lint

00:00:20

 
  Build
passed #290664
docker-alpine ci-build aarch64
build-aarch64

00:00:57

passed #290665
docker-alpine ci-build armv7
build-armv7

00:01:07

passed #290663
docker-alpine ci-build ppc64le
build-ppc64le

00:01:11

passed #290662
docker-alpine ci-build s390x
build-s390x

00:01:33

passed #290661
docker-alpine ci-build x86
build-x86

00:00:33

passed #290660
docker-alpine ci-build x86_64
build-x86_64

00:00:40