ASACORE-914 Fixed the isValid unit test

The DeviceName is not required.  So it should not be used in the list
of required methods.

Modified the AboutData.SetDefaultLanguage so it takes a const char*
not a char* to address the deprecated conversion warning.

Change-Id: Iba987ce8446d9618ffc3622d2972ec746bf3b095
Signed-off-by: George Nash <georgen@qce.qualcomm.com>
Merge "ASACORE-914 Fixed the isValid unit test" into feature/about_rework