chore: Revert upstream

> temporarily disable upstream#471 (should be addressed in #10 and #11)
> disable upstream#466
> disable upstream#474
> noop for upstream#455 (excluded in supported build targets)
> partial revert for upstream#405 (including previous merge commit)

games/iidx/iidx.cpp

@@ -487,7 +487,7 @@ namespace games::iidx {
         }
 
         // check -monitor + TDJ mode
-        if (!GRAPHICS_WINDOWED && D3D9_ADAPTER.has_value() && TDJ_MODE) {
+        if (false && !GRAPHICS_WINDOWED && D3D9_ADAPTER.has_value() && TDJ_MODE) {
             IIDX_TDJ_MONITOR_WARNING = true;
             log_warning(
                 "iidx",