Added following functional and negative scenario tests
for hipMemcpy2D and hipMemcpy2DAsync APIs
1. Verifying D2H and H2D functionality
2. Verifying D2D on same device and peer device
3. Verifying using pinned host memory on same and peer GPU
4. Negative test scenarios
5. Verifying hipMemcpy2DAsync API along with kernel launch
SWDEV-238517 Enhancing hip unit tests
Change-Id: I8f447bc7f6bf13cb895f1809f5a2b501baa8782c
DURGESH KROTTAPALLI