This patch removes unnecessary blank line in
/usr/lib/tmpfiles.d/etc.conf when configured with "--disable-resolved".
(i.e. ENABLE_RESOLVED is not defined)
L+ /etc/mtab - - - - ../proc/self/mounts
m4_ifdef(`ENABLE_RESOLVED',
L /etc/resolv.conf - - - - ../run/systemd/resolve/resolv.conf
L+ /etc/mtab - - - - ../proc/self/mounts
m4_ifdef(`ENABLE_RESOLVED',
L /etc/resolv.conf - - - - ../run/systemd/resolve/resolv.conf
C /etc/nsswitch.conf - - - -
C /etc/pam.d - - - -
C /etc/nsswitch.conf - - - -
C /etc/pam.d - - - -