Update README

[MaxiBoether]

Primarily changes dynamic datasets to growing datasets, since we do not actually support dynamic datasets yet.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 83.02%. Comparing base (3fb42ca) to head (493fe9c).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #576 +/- ## ======================================= Coverage 83.02% 83.02% ======================================= Files 226 226 Lines 10532 10532 ======================================= Hits 8744 8744 Misses 1788 1788 ```

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[github-actions[bot]]

^{( % to main) ( % to main)}

[MaxiBoether]

@robinholzi if you could check this out and see if you notice anything else we should update that'd be great thank you!