upgpkg: lib32-systemd 248rc4-0: new upstream pre-release

Currently this does build, but two tests fail with timeout...
systemd/systemd#19052


git-svn-id: file:///srv/repos/svn-community/svn@894544 9fca08f4-af9d-4005-b8df-a31f2cc04f65

lib32-systemd/trunk/PKGBUILD

@@ -4,9 +4,10 @@
 
 pkgname=lib32-systemd
 _pkgbasename=systemd
-_tag='f948f652768a5279087e13961ebb87f345626e2e' # git rev-parse v${pkgver}
-pkgver=247.4
-pkgrel=1
+_tag='e878547b1a4aaee27c90e835a986a6a96a00c507' # git rev-parse v${_tag_name}
+_tag_name=248-rc4
+pkgver="${_tag_name/-/}"
+pkgrel=0
 pkgdesc='system and service manager (32-bit)'
 arch=('x86_64')
 url='https://www.github.com/systemd/systemd'
@@ -21,7 +22,7 @@ options=('strip')
 validpgpkeys=('63CDA1E5D3FC22B998D20DD6327F26951A015CC4'  # Lennart Poettering <lennart@poettering.net>
               '5C251B5FC54EB2F80F407AAAC54CA336CFEB557E') # Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
 source=("git+https://github.com/systemd/systemd-stable#tag=${_tag}?signed"
-        "git+https://github.com/systemd/systemd#tag=v${pkgver%.*}?signed")
+        "git+https://github.com/systemd/systemd#tag=v${_tag_name%.*}?signed")
 sha512sums=('SKIP'
             'SKIP')
 
@@ -93,7 +94,7 @@ build() {
     -Dseccomp=false
 
     -Ddbuspolicydir=/usr/share/dbus-1/system.d
-    -Ddefault-hierarchy=hybrid
+    -Ddefault-hierarchy=unified
     -Ddefault-kill-user-processes=false
     -Ddefault-locale=C
     -Dfallback-hostname='archlinux'