systemd/systemd: enable initrd units

For using systemd in the duranium initramfs. This should have no impact
on mutable pmOS, other than some extra (unused) units being installed
in the rootfs. This does not switch mutable pmOS to using systemd in
the initramfs.

Signed-off-by: Clayton Craft <craftyguy@postmarketos.org>
Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/8125>

extra-repos/systemd/systemd/APKBUILD

@@ -9,7 +9,7 @@ maintainer="Clayton Craft <craftyguy@postmarketos.org>"
 pkgname=systemd
 pkgver=259.3
 _pkgver="${pkgver/_/-}"
-pkgrel=1
+pkgrel=2
 pkgdesc="System and service manager"
 url="https://github.com/systemd/systemd"
 # armhf: no linux-stable
@@ -213,7 +213,7 @@ build() {
 		-Dimportd=enabled \
 		\
 		-Dbootloader=disabled \
-		-Dinitrd=false \
+		-Dinitrd=true \
 		-Dhibernate=false \
 		-Dselinux=disabled \
 		-Dsysvinit-path="" \