message: Fix main ob memory leak.
diff: @@ -269,6 +269,15 @@ int sw_coro_resume(php_context *sw_current_context, zval *retval, zval *coro_ret
  ZVAL_COPY(SWCC(current_coro_return_value_ptr), retval);
  }
  + // main OG
  + if (OG(handlers).elements)
  + {
  + php_output_deactivate(); // free main
  + if (!SWCC(current_coro_output_ptr))
  + {
  + php_output_activate(); // reset output
  + }
  + }
  // resume output control global
  if (SWCC(current_coro_output_ptr))
  {
  @@ -326,12 +335,11 @@ void sw_coro_close()
  COROG.current_coro = NULL;
  // clear output control global
  - while (OG(active))
  - {
  - if (php_output_end() == FAILURE)
  + if (OG(active))
  {
  - break;
  - }
  + php_output_end_all();
  + php_output_deactivate(); // free
  + php_output_activate(); // reset output
  }
  swTraceLog(SW_TRACE_COROUTINE, "close coro and %d remained. usage size: %zu. malloc size: %zu", COROG.coro_num, zend_memory_usage(0), zend_memory_usage(1));
  