fix cgroup_cleanup function

The yesno test for rc_cgroup_cleanup belongs at the point where this
function is called from runscript, not in the function itself.

X-Gentoo-Bug: 486210
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=486210

sh/runscript.sh.in

@@ -308,6 +308,7 @@ while [ -n "$1" ]; do
 				fi
 				[ "$(command -v cgroup_cleanup)" = "cgroup_cleanup" -a \
 				"$1" = "stop" ] && \
+				yesno "${rc_cgroup_cleanup}" && \
 					cgroup_cleanup
 				shift
 				continue 2