fix(audio): AudioSettings save() always failed due to inverted path check

getSettingsFilePath() returns true on success, but save() bailed out
when it returned true, so volume/mute settings were never persisted
and always fell back to defaults (50% output) on boot.

Tactility/Source/settings/AudioSettings.cpp

@@ -117,7 +117,7 @@ bool save(const AudioSettings& settings) {
     map[SETTINGS_KEY_OUTPUT_VOLUME] = toString(settings.outputVolume);
 
     std::string settings_path;
-    if (getSettingsFilePath(settings_path)) {
+    if (!getSettingsFilePath(settings_path)) {
         return false;
     }