Make {centos,fedora}-*/99-clean-image identical (whitespace changes only)

hooks/centos-4/99-clean-image

@@ -36,6 +36,7 @@ find ${prefix}/ -name '*.rpmnew' -exec rm -f \{\} \;
 #  Clean yum
 #
 logMessage Cleaning Yum Repository
+
 if [ ! -d ${prefix}/proc ]; then
     mkdir -p ${prefix}/proc
 fi

hooks/centos-5/99-clean-image

@@ -41,10 +41,9 @@ if [ ! -d ${prefix}/proc ]; then
     mkdir -p ${prefix}/proc
 fi
 mount -o bind /proc ${prefix}/proc
-chroot ${prefix} /usr/bin/yum  clean all
+chroot ${prefix} /usr/bin/yum clean all
 umount ${prefix}/proc
 
-
 #
 #  Log our finish
 #

hooks/fedora-core-6/99-clean-image

@@ -44,7 +44,6 @@ mount -o bind /proc ${prefix}/proc
 chroot ${prefix} /usr/bin/yum clean all
 umount ${prefix}/proc
 
-
 #
 #  Log our finish
 #