I’d be happier if the site didn’t violate the GDPR
A bit of added context:
They are based in Latvia, which is part of the EU, so subject to the GDPR. And under the GDPR, the use of Google Analytics is in fact unlawful without getting explicit and informed (that one’s very important) consent from the user.
Article 44 is the relevant one here, detailing data transfers to so-called third countries outside the EU.