[webapi][XWALK-2470] Update 2 cases for SSO

Impacted TCs num: New 0, Update 2, Delete 0
Unit test Platform: [Tizen-IVI]
Unit test result summary: Pass 2, Fail 0, Blocked 0
Update script file to add execution permission for stability tests

Signed-off-by: yunfeix.hao <yunfeix.hao@intel.com>
[webapi][xwalk-2524] Fix get url domain in webgl test

- Get the base domain from both ip url and domain url

Impacted tests(approved): new 0, update 1, delete 0
Unit test platform: [Android]
Unit test result summary: pass 1, fail 0, block 0
Merge pull request #1065 from JianfengXu/xujf/sso/2470

[webapi][XWALK-2470] Update 2 cases for SSO
Merge pull request #1093 from haoyunfeix/yunfei/update-stablity-suite-json

Update script file to add execution permission for stability tests
Merge pull request #1094 from haoxli/haoxli/webapi/xwalk-2524

[webapi][xwalk-2524] Fix get url domain in webgl test