Common: Fix logic for setting EMU_DATA_DIR.

src/common/common_paths.h

@@ -17,13 +17,12 @@
 
 // The user data dir
 #define ROOT_DIR "."
-#ifdef _WIN32
-    #define USERDATA_DIR "user"
-    #define EMU_DATA_DIR "Citra Emulator"
+#define USERDATA_DIR "user"
+#ifdef USER_DIR
+    #define EMU_DATA_DIR USER_DIR
 #else
-    #define USERDATA_DIR "user"
-    #ifdef USER_DIR
-        #define EMU_DATA_DIR USER_DIR
+    #ifdef _WIN32
+        #define EMU_DATA_DIR "Citra Emulator"
     #else
         #define EMU_DATA_DIR "citra-emu"
     #endif