main/postmarketos-ui-phosh: install gnome-software by default (MR 1345)

main/postmarketos-ui-phosh/APKBUILD

 # Maintainer: Bart Ribbers <bribbers@disroot.org>
 pkgname=postmarketos-ui-phosh
 pkgver=1
-pkgrel=18
+pkgrel=19
 pkgdesc="(Wayland) Mobile UI developed for the Librem 5 (works only with numeric passwords!)"
 url="https://puri.sm"
 arch="noarch !armhf"
@@ -11,6 +11,7 @@ depends="
 	chatty
 	epiphany
 	gnome-keyring
+	gnome-software
 	kgx
 	lightdm
 	lightdm-openrc