message: Fix build failure on systems without clock_gettime
  The #if was mistakenly placed before the function signature rather than
  after when this code was refactored in As a result, a
  subsequent clang format misformatted the code in
  Closes
diff: @@ -243,8 +243,8 @@ int Timer::select() {
  return SW_OK;
  }
  -#if defined(SW_USE_MONOTONIC_TIME) && defined(CLOCK_MONOTONIC)
  int Timer::now(struct timeval *time) {
  +#if defined(SW_USE_MONOTONIC_TIME) && defined(CLOCK_MONOTONIC)
  struct timespec _now;
  if (clock_gettime(CLOCK_MONOTONIC, &_now) < 0) {
  swoole_sys_warning("clock_gettime(CLOCK_MONOTONIC) failed");
  @@ -259,6 +259,6 @@ if (gettimeofday(time, nullptr) < 0) {
  }
  #endif
  return SW_OK;
  -} // namespace swoole
  +}
  }; // namespace swoole
  