Lua : remove "inline" from Std.string, it blocks other useful code optimizations

std/lua/_std/Std.hx

@@ -33,7 +33,7 @@ import lua.Boot;
 	}
 
 	@:keep
-	inline public static function string( s : Dynamic ) : String {
+	public static function string( s : Dynamic ) : String {
 		return untyped lua.Boot.__string_rec(s);
 	}