fix typo in script template

modules/gdscript/gd_editor.cpp

@@ -51,7 +51,7 @@ String GDScriptLanguage::get_template(const String& p_class_name, const String&
 	"# var a=2\n"+
 	"# var b=\"textvar\"\n\n"+
 	"func _ready():\n"+
-	"\t# Initalization here\n"+
+	"\t# Initialization here\n"+
 	"\tpass\n"+
 	"\n"+
 	"\n";