SWDEV-249486-Add doxygeny for API hipExtModuleLaunchKernel

Change-Id: Id7451ef4f669238a38ed92ec72008326c85afc4a


[ROCm/hip commit: 942419f217]

projects/hip/include/hip/hip_ext.h

@@ -27,6 +27,9 @@ THE SOFTWARE.
 #include <tuple>
 #include <type_traits>
 #endif
+/** @addtogroup Module Module Management
+ *  @{
+ */
 
 /**
  * @brief launches kernel f with launch parameters and shared memory on stream with arguments passed