message: Fix Warning for pfadd pfmerge
diff: @@ -2790,13 +2790,11 @@ static PHP_METHOD(swoole_redis_coro, pfadd)
  SW_REDIS_COMMAND_ALLOC_ARGV
  SW_REDIS_COMMAND_ARGV_FILL("PFADD", 5)
  SW_REDIS_COMMAND_ARGV_FILL(key, key_len)
  - zend_ulong idx;
  - zend_string *_key;
  - ZEND_HASH_FOREACH_KEY_VAL_IND(Z_ARRVAL_P(z_arr), idx, _key, value) {
  + SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(z_arr), value) {
  zend_string *convert_str = zval_get_string(value);
  SW_REDIS_COMMAND_ARGV_FILL(convert_str->val, convert_str->len);
  zend_string_release(convert_str);
  - } ZEND_HASH_FOREACH_END();
  + } SW_HASHTABLE_FOREACH_END();
  SW_REDIS_COMMAND(argc)
  SW_REDIS_COMMAND_FREE_ARGV
  @@ -2871,13 +2869,11 @@ static PHP_METHOD(swoole_redis_coro, pfmerge)
  SW_REDIS_COMMAND_ALLOC_ARGV
  SW_REDIS_COMMAND_ARGV_FILL("PFMERGE", 7)
  SW_REDIS_COMMAND_ARGV_FILL(key, key_len)
  - zend_ulong idx;
  - zend_string *_key;
  - ZEND_HASH_FOREACH_KEY_VAL_IND(Z_ARRVAL_P(z_arr), idx, _key, value) {
  + SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(z_arr), value) {
  zend_string *convert_str = zval_get_string(value);
  SW_REDIS_COMMAND_ARGV_FILL(convert_str->val, convert_str->len);
  zend_string_release(convert_str);
  - } ZEND_HASH_FOREACH_END();
  + } SW_HASHTABLE_FOREACH_END();
  SW_REDIS_COMMAND(argc)
  SW_REDIS_COMMAND_FREE_ARGV
  