SWDEV-212749:
o Recent changes to “add support for extended launch” require hip_runtime.h to be include in hip_ext.h
o Order in which external applications include hip_hcc.h/hip_runtime.h causes compilation failure
* Add support for extended launch syntax.
* Add unit test.
* Fix typo
* hipExtLaunchKernelGGL lives in hip_ext.h
Change-Id: Ice32dab0d43475fda65c6a910c11416871a8f2ff
* [dtest] remove redundant include from hipModuleGetGlobal dtest