troubleshooter: add cases for audio hook and dx9on12 (#408)

## Link to GitHub Issue, if one exists
#345

## Description of change
Add auto-troubleshooter messages for when audio hooks are disabled, and
when 9on12 is turned on by user.

## Testing
Manual verification

src/spice2x/games/iidx/iidx.cpp

@@ -405,14 +405,6 @@ namespace games::iidx {
 
         // init cfgmgr32 hooks
         cfgmgr32hook_init(avs::game::DLL_INSTANCE);
-
-        // report common errors on iidx31 and above
-        if (avs::game::is_ext(2023091500, MAXINT) && GRAPHICS_9_ON_12_STATE == DX9ON12_FORCE_ON) {
-            deferredlogs::defer_error_messages({
-                "common incompatibility with DX 9on12 + IIDX 31 and above",
-                "    IIDX31+ is known to be incompatible with DX 9on12, leading to blank screen or crashes"
-            });
-        }
     }
 
     void IIDXGame::pre_attach() {

src/spice2x/hooks/graphics/backends/d3d9/d3d9_backend.cpp

@@ -238,14 +238,17 @@ static void log_create_device_failure(HRESULT hresult) {
 }
 
 static bool is_dx9_on_12_enabled() {
+    bool result = false;
     switch (GRAPHICS_9_ON_12_STATE) {
         case DX9ON12_FORCE_OFF:
             log_info("graphics::d3d9", "DirectX 9on12: forced OFF by user (-dx9on12)");
-            return false;
+            result = false;
+            break;
 
         case DX9ON12_FORCE_ON:
             log_info("graphics::d3d9", "DirectX 9on12: forced ON by user (-9on12 or -dx9on12)");
-            return true;
+            result = true;
+            break;
 
         case DX9ON12_AUTO:
         default:
@@ -253,14 +256,33 @@ static bool is_dx9_on_12_enabled() {
                 log_info(
                     "graphics::d3d9",
                     "DirectX 9on12: enabled automatically for current game (tip: use -dx9on12 to force on or off)");
-                return true;
+                result = true;
             } else {
                 log_info(
                     "graphics::d3d9",
                     "DirectX 9on12: disabled by default, using DX9 (tip: use -dx9on12 to force on or off)");
-                return false;
+                result = false;
             }
+            break;
     }
+
+    if (GRAPHICS_9_ON_12_STATE == DX9ON12_FORCE_ON) {
+        if (avs::game::is_model("LDJ") && avs::game::is_ext(2023091500, MAXINT)) {
+            deferredlogs::defer_error_messages({
+                "dx9on12 was force enabled by user (-dx9on12)",
+                "    IIDX31+ is known to be incompatible with DX 9on12, leading to blank screen or crashes"
+                "    try again with -dx9on12 option set to default value"
+            });
+        } else {
+            deferredlogs::defer_error_messages({
+                "dx9on12 was force enabled by user (-dx9on12)",
+                "    not very game is compatible with this, and can lead to crashes,"
+                "    try without force enabling this if you are seeing issues"
+            });
+        }
+    }
+
+    return result;
 }
 
 static IDirect3D9 *WINAPI Direct3DCreate9_hook(UINT SDKVersion) {

src/spice2x/launcher/launcher.cpp

@@ -946,6 +946,11 @@ int main_implementation(int argc, char *argv[]) {
     }
     if (options[launcher::Options::DisableAudioHooks].value_bool()) {
         hooks::audio::ENABLED = false;
+        deferredlogs::defer_error_messages({
+            "audio hooks are forcibly disabled by user (-audiohookdisable)",
+            "    having hooks disabled means some required audio fixes are not being applied",
+            "    if you have audio-related crashes, you should try again after clearing this option"
+            });
     }
     if (options[launcher::Options::spice2x_DisableVolumeHook].value_bool()) {
         hooks::audio::VOLUME_HOOK_ENABLED = false;