Enable element select if only one is available

[tvdeyen]

What is this pull request for?

It seems that many users are confused if we disable the select. Since we already select the only possible element it is serving the same purpose - to save a click.

Checklist

• [x] I have followed Pull Request guidelines
• [x] I have added a detailed description into each commit message

[codecov[bot]]

Codecov Report

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

Project coverage is 95.97%. Comparing base (b6ac9fc) to head (306a57d).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2918 +/- ## ======================================= Coverage 95.97% 95.97% ======================================= Files 232 232 Lines 6279 6279 ======================================= Hits 6026 6026 Misses 253 253 ```

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