control agent can now uboot commands

alpine/install-packages.sh

@@ -31,7 +31,8 @@ if [ $? -ne 0 ]; then
 	exit $?
 fi
 
-sed -i "s/default_runtime = \"crun\"/\0\ncgroup_manager = \"cgroupfs\"/g" /etc/crio/crio.conf.d/10-crio.conf
+sed -i -e "s/default_runtime = \"crun\"/\0\ncgroup_manager = \"cgroupfs\"/g" \
+	/etc/crio/crio.conf.d/10-crio.conf
 grep cgroup_manager /etc/crio/crio.conf.d/10-crio.conf || exit 1
 
 echo "##################################################### Installing Control Agent"