[webapi]Increase timeout for align-items-005.htm to overcome this case block issue.

Impacted tests(approved):new 0,update 1,delete 0
Unit test platform:[Android]
Unit test result summary:pass 0,fail 1,block 0
Merge pull request #1003 from chenxix/chenxi/misc-uiautomation/modify-flexible

 [webapi] Increase timeout attribute for align-items-005.htm to overcome this case block issue.