remove references to util-functions.sh as it is not used anymore

etc/portage/repo.postsync.d/sync_gentoo_cache

@@ -1,7 +1,6 @@
 #!/bin/bash
 
 source /etc/init.d/functions.sh
-source /etc/portage/util-functions.sh
 
 repository_name="${1}"
 repository_path="${3}"

etc/portage/repo.postsync.d/sync_gentoo_dtd

@@ -1,7 +1,6 @@
 #!/bin/bash
 
 source /etc/init.d/functions.sh
-source /etc/portage/util-functions.sh
 
 repository_name="${1}"
 repository_path="${3}"

etc/portage/repo.postsync.d/sync_gentoo_glsa

@@ -1,7 +1,6 @@
 #!/bin/bash
 
 source /etc/init.d/functions.sh
-source /etc/portage/util-functions.sh
 
 repository_name="${1}"
 repository_path="${3}"

etc/portage/repo.postsync.d/sync_gentoo_herds_xml

@@ -1,7 +1,6 @@
 #!/bin/bash
 
 source /etc/init.d/functions.sh
-source /etc/portage/util-functions.sh
 
 repository_name="${1}"
 repository_path="${3}"

etc/portage/repo.postsync.d/sync_gentoo_news

@@ -1,7 +1,6 @@
 #!/bin/bash
 
 source /etc/init.d/functions.sh
-source /etc/portage/util-functions.sh
 
 repository_name="${1}"
 repository_path="${3}"

etc/portage/util-functions.sh

@@ -1,13 +0,0 @@
-#!/bin/bash
-
-source /etc/init.d/functions.sh
-
-eend_die() {
-	eend "$@"
-	[[ $1 -ne 0 ]] && exit $1
-}
-
-die() {
-	eerror "$*"
-	exit 1
-}