Campaign and Admin Panel analytics data should be paginated

[icaraps]

As analytics data is pilling up, the page will take time to render as we show all results at once e.g. https://kestrelone.com/site/kestrelone-emails/overview.

[icaraps]

@Fankhauser-Dominik here's an example where you can test the pagination or infinite scrolling to make the page load faster and easier to navigate https://kestrelone.com/site/kestrelone-emails/overview