Config.xcconfig: reverse the order of config override files

Makes the config override file in the project root take precedence if there are override files in both root and two directories up.

Config.xcconfig

@@ -8,5 +8,5 @@ APP_GROUP_ID = group.com.$(DEVELOPMENT_TEAM).loopkit.LoopGroup
 APP_ICON = OiAPS_Icon
 APP_URL_SCHEME = freeaps-x
 
-#include? "ConfigOverride.xcconfig"
 #include? "../../ConfigOverride.xcconfig"
+#include? "ConfigOverride.xcconfig"