Use uint32_t in Z_PARAM_VARIADIC_WITH_NAMED

Author: Girgias

Zend/zend_API.h

@@ -1918,7 +1918,7 @@ ZEND_API ZEND_COLD void zend_argument_value_error(uint32_t arg_num, const char *
 	Z_PARAM_VARIADIC_EX(spec, dest, dest_num, 0)
 
 #define Z_PARAM_VARIADIC_WITH_NAMED(dest, dest_num, dest_named) do { \
-		int _num_varargs = _num_args - _i; \
+		uint32_t _num_varargs = _num_args - _i; \
 		if (EXPECTED(_num_varargs > 0)) { \
 			dest = _real_arg + 1; \
 			dest_num = _num_varargs; \