test:add testcase of rolling upgdade

tests/parallel_test/cases.task

@@ -446,7 +446,7 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeRestartDnodeInsertDataAsync.py -N 6 -M 3
 #,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeRestartDnodeInsertDataAsync.py -N 6 -M 3 -n 3
 ,,n,system-test,python3 ./test.py -f 6-cluster/manually-test/6dnode3mnodeInsertLessDataAlterRep3to1to3.py -N 6 -M 3
-#,,n,system-test,python ./test.py  -f 6-cluster/5dnode3mnodeRoll.py  -N 3  -C 1
+,,n,system-test,python ./test.py  -f 6-cluster/5dnode3mnodeRoll.py  -N 3  -C 1
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeAdd1Ddnoe.py -N 7 -M 3 -C 6
 ,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeAdd1Ddnoe.py -N 7 -M 3 -C 6 -n 3
 #,,y,system-test,./pytest.sh python3 ./test.py -f 6-cluster/5dnode3mnodeDrop.py -N 5