[bugfix] should create result folder for multisite
[bugfix] should create result folder for multisite

Change-Id: I004225131de57f1597edc62558a3a3e42f31b504
Signed-off-by: meimei <02a626b47b9789906e476a49037c28d395672888@huawei.com>

opnfv/functest,mywulin/functest,mywulin/functest,opnfv/functest