Migrated all hipMemcpy related APIs to CATCH2 framework by optmizing
the code and moving the stress related tests to stress folder.
Change-Id: Id47669b49304c35d1a68fabdaaf3f6e3ab0428a5
Added functional and negative scenarios for hipMemcpy2DFromArray and
hipMemcpy2DFromArrayAsync APIs
Change-Id: I269499b1d538affd505d9f529e7516cb3aa17863