[webapi] Update tests for Vehicle API

Comment: Vehicle attributes have been implemented, but sub interfaces
are not implemented.

Impacted tests(approved): new 0, update 139, delete 0
Unit test platform:[IVI]
Unit test result summary: pass 48, fail 91, block 0
Merge pull request #1541 from kangxu/kangxu/webapi/webapi-vehicleinfo-ivi-tests/updateCases

[webapi] Update tests for Vehicle API