Update How to add charts?

How-to-add-charts%3F.md

@@ -7,4 +7,7 @@ Unfortunately for now there is not a chart editor for this engine yet. But, we p
 ## Psych 1.x charts
 
 If you want to add charts that were made in Psych above version 1.0, you need to go to psych.lua
-Then you need to replace line 21 `local chart = json.parse(chartString).song` with `local chart = json.parse(chartString)`
+Then you need to replace line 21
+`local chart = json.parse(chartString).song` 
+with 
+`local chart = json.parse(chartString)`