update GGL implementation to use hipLaunchKernel

Change-Id: Ibc08185c814bb07d54f3e68016b10eb7b9f2bf4b


[ROCm/hip commit: 91274394dc]

projects/hip/include/hip/hcc_detail/grid_launch_v2.hpp

@@ -595,7 +595,7 @@ namespace glo_tests
             ##__VA_ARGS__);                                                    \
     }
 
-    #define hipLaunchKernelV2(                                                 \
+    #define hipLaunchKernel(                                                 \
         kernel_name,                                                           \
         num_blocks,                                                            \
         dim_blocks,                                                            \