Add NTP support

Currently, matomo uses the server’s time.
But analytics would be more accurate, and TOTP would be more resilient (read this to get why this is interesting) if matomo would manage a NTP setting and use it.
This can have other interests I don’t think of right now, so if others want to reply :slight_smile:

You can create a feature request at MatomoGitHub repo:

Here it is :

Thank you for the advice. :+1: