Update site_setup_success_email.html.eex (#4021)

lib/plausible_web/templates/email/site_setup_success_email.html.eex

@@ -8,6 +8,6 @@ Something looks off? Take a look at our <%= link("installation troubleshooting g
   You're on a 30-day free trial with no obligations so do take your time to explore Plausible. Here's how to get <%= link("the most out of your Plausible experience", to: "https://plausible.io/docs/your-plausible-experience") %>. 
   <br /><br />
 <% end %>
-PS: You can import your historical Google Analytics (Universal Analytics) stats into your Plausible dashboard. <%= link("Learn how our GA importer works", to: "https://plausible.io/docs/google-analytics-import") %>.
+PS: You can import your historical Google Analytics stats into your Plausible dashboard. <%= link("Learn how our GA importer works", to: "https://plausible.io/docs/google-analytics-import") %>.
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