fix(logging): frankenphp_log_message arguments def

Author: burgesQ

frankenphp_arginfo.h

@@ -32,7 +32,7 @@ ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_frankenphp_log_message, 0, 2,
                                         IS_VOID, 0)
-ZEND_ARG_OBJ_INFO(0, message, str, 0)
+ZEND_ARG_TYPE_INFO(0, message, IS_STRING, 0)
 ZEND_ARG_TYPE_INFO(0, level, IS_LONG, 0)
 ZEND_END_ARG_INFO()