Added AK4558 control functions keywords

keywords.txt

@@ -75,8 +75,14 @@ trigger	KEYWORD2
 length	KEYWORD2
 threshold	KEYWORD2
 enable	KEYWORD2
+enableIn	KEYWORD2
+enableOut	KEYWORD2
 disable	KEYWORD2
+disableIn	KEYWORD2
+disableOut	KEYWORD2
 volume	KEYWORD2
+volumeLeft	KEYWORD2
+volumeRight KEYWORD2
 attack	KEYWORD2
 hold	KEYWORD2
 decay	KEYWORD2