* Added negative tests for hipMallocArray
* fix numeric limit test for nvidia
* Added a test for texture gather with hipMallocArray
[ROCm/hip commit: b790ecdf6c]
Adding new testcases for hipMalloc3D,hipMalloc3DArray,
hipArrayCreate,hipMallocPitch and hipMallocArray APIs
Change-Id: Ia2cc8865d605272995aaf703dd26954d11ded2ea
[ROCm/hip commit: 7442b14ab8]