UI: Change default format for release builds to fMP4/fMOV

UI/window-basic-main.cpp

@@ -1462,9 +1462,8 @@ static const double scaled_vals[] = {1.0,         1.25, (1.0 / 0.75), 1.5,
 				     2.5,         2.75, 3.0,          0.0};
 
 extern void CheckExistingCookieId();
-#if OBS_RELEASE_CANDIDATE == 0 && OBS_BETA == 0
-#define DEFAULT_CONTAINER "mkv"
-#elif defined(__APPLE__)
+
+#ifdef __APPLE__
 #define DEFAULT_CONTAINER "fragmented_mov"
 #else
 #define DEFAULT_CONTAINER "fragmented_mp4"