[webapi] Add 16 TCs for DLNA MediaServer and MediaContainer interface

Impacted TCs num: New 16, Update 0, Delete 0
Unit test Platform: Tizen
Tizen test result summary: Pass 12, Fail 4, Block 0

Fail reason:
  Follow the spec, the canCreateContainer, canDelete, canRename and canUpload attributes of MediaContainer interface is exists but got undefined.