SWDEV-460151 - enable gfx12 code in runtime

Change-Id: I2d6fbf350c7cc2e1e4a698f0bad4ce8d512c4368

rocclr/cmake/ROCclrPAL.cmake

@@ -39,6 +39,7 @@ set(PAL_BUILD_NULL_DEVICE   OFF)
 set(PAL_BUILD_GFX6          ON)
 set(PAL_BUILD_GFX9          ON)
 set(PAL_BUILD_GFX11         ON)
+set(PAL_BUILD_GFX12         ON)
 set(PAL_BUILD_NAVI31        ON)
 set(PAL_BUILD_NAVI32        ON)
 set(PAL_BUILD_NAVI33        ON)