jenkins/criu-iter: reduce a number of jobs

maps007 fails due to intensive load
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

test/jenkins/criu-iter.sh

@@ -2,5 +2,5 @@
 
 source `dirname $0`/criu-lib.sh &&
 prep &&
-make -C test -j 4 ZDTM_ARGS="-C -i 3 -x maps04" zdtm &&
+make -C test ZDTM_ARGS="-C -i 3 -x maps04" zdtm &&
 true || fail