Patch to run from binaries in /usr/bin.

Index: guix-debian/etc/guix-daemon.service.in
===================================================================
--- guix-debian.orig/etc/guix-daemon.service.in
+++ guix-debian/etc/guix-daemon.service.in
@@ -6,7 +6,7 @@
 Description=Build daemon for GNU Guix
 
 [Service]
-ExecStart=@localstatedir@/guix/profiles/per-user/root/current-guix/bin/guix-daemon --build-users-group=guixbuild
+ExecStart=/usr/bin/guix-daemon --build-users-group=_guixbuild
 Environment='GUIX_LOCPATH=@localstatedir@/guix/profiles/per-user/root/guix-profile/lib/locale' LC_ALL=en_US.utf8
 RemainAfterExit=yes
 StandardOutput=syslog
Index: guix-debian/etc/guix-publish.service.in
===================================================================
--- guix-debian.orig/etc/guix-publish.service.in
+++ guix-debian/etc/guix-publish.service.in
@@ -9,7 +9,7 @@ PartOf=guix-daemon.service
 After=guix-daemon.service
 
 [Service]
-ExecStart=@localstatedir@/guix/profiles/per-user/root/current-guix/bin/guix publish --user=nobody --port=8181
+ExecStart=/usr/bin/guix publish --user=nobody --port=8181
 Environment='GUIX_LOCPATH=@localstatedir@/guix/profiles/per-user/root/guix-profile/lib/locale' LC_ALL=en_US.utf8
 RemainAfterExit=yes
 StandardOutput=syslog
