SWDEV-295298: hide warp sync builtins in ROCm 6.2 (absent in 6.1)

Change-Id: I6d59e4f3a133dce5ea0521fc9d09f93f9fd0f376


[ROCm/clr commit: 0421a35f71]

projects/clr/hipamd/include/hip/amd_detail/amd_warp_sync_functions.h

@@ -22,10 +22,10 @@ THE SOFTWARE.
 
 #pragma once
 
-// Warp sync builtins (with explicit mask argument) introduced in ROCm 6.1 as a
+// Warp sync builtins (with explicit mask argument) introduced in ROCm 6.2 as a
 // preview to allow end-users to adapt to the new interface involving 64-bit
 // masks. These are disabled by default, and can be enabled by setting the macro
-// below. The builtins will be enabled unconditionally in ROCm 6.2.
+// below. The builtins will be enabled unconditionally in ROCm 6.3.
 //
 // This arrangement also applies to the __activemask() builtin defined in
 // amd_warp_functions.h.