[webapi]Re-take fonts-012.xht from w3c

Note:I install AHEM font to android device,and test this case.The result is failed. The root cause should be xwalk on android does not support ahem font.
Impacted tests(approved):new 0,update 1,delete 0
Unit test platform:[TizenIVI]
Unit test result summary:pass 1,fail 0,block 0