f6e2ce709e
* Enables warp sync builtins by default
* Removes HIP_ENABLE_WARP_SYNC_BUILTINS; that macro will no longer have an effect. Instead, we will now be able to disable the builtins with the macro: HIP_DISABLE_WARP_SYNC_BUILTINS
[ROCm/clr commit: 5606debd8e]