fix typo

Geequlim · Geequlim · commit 19b54c1a82bc · 2022-09-23T23:21:50.000+08:00
diff --git a/README.md b/README.md
@@ -47,7 +47,7 @@ export default class MySprite extends godot.Sprite {
 	}
 }
 ```
-2. Save the script with extension `.msx`
+2. Save the script with extension `.mjs`
 3. Attach the script file to the node or resource object like you do with GDScript
 
 ##### How to export signals

Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,7 @@ export default class MySprite extends godot.Sprite {`
`47`	`47`	`}`
`48`	`48`	`}`
`49`	`49`	```
`50`		-2. Save the script with extension `.msx`
	`50`	+2. Save the script with extension `.mjs`
`51`	`51`	`3. Attach the script file to the node or resource object like you do with GDScript`
`52`	`52`
`53`	`53`	`##### How to export signals`