zink: export PIPE_CAP_TGSI_CLOCK

ARB_shader_clock

src/gallium/drivers/zink/zink_screen.c

@@ -328,6 +328,9 @@ zink_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_FRAGMENT_SHADER_INTERLOCK:
       return screen->info.have_EXT_fragment_shader_interlock;
 
+   case PIPE_CAP_TGSI_CLOCK:
+      return screen->info.have_KHR_shader_clock;
+
    case PIPE_CAP_POINT_SPRITE:
       return 1;