Merge pull request #6482 from herver/wip-13709

rgw: fix reload on non Debian systems.

Reviewed-by: Nathan Cutler <ncutler@suse.com>
Reviewed-by: Ken Dreyer <kdreyer@redhat.com>
Reviewed-by: Boris Ranto <branto@redhat.com>

src/init-radosgw

@@ -118,7 +118,7 @@ case "$1" in
 	if [ $DEBIAN -eq 1 ]; then
             start-stop-daemon --stop --signal HUP -x $RADOSGW --oknodo
 	else
-            killproc $RADOSGW -SIGHUP
+            killproc $RADOSGW -HUP
 	fi
 	;;
     restart|force-reload)