Migrated malloc related files under memory folder into catch2 framework Change-Id: I5aa07fc8148bdf6bef135947091aaf1d3c54663b
Migrated all hipMemcpy related APIs to CATCH2 framework by optmizing the code and moving the stress related tests to stress folder. Change-Id: Id47669b49304c35d1a68fabdaaf3f6e3ab0428a5