Fix es linting failures

[finnlewis]

We have a bunch of es lint js errors:

https://github.com/localgovdrupal/localgov_paragraphs/actions/runs/12952807473/job/36131075704?pr=213

And es lint stylelint errors:

https://github.com/localgovdrupal/localgov_paragraphs/actions/runs/12952807473/job/36131077272?pr=213

I wonder how many of them we can fix with the automated fixing tools.

Riffing of this from @andybroomfield localgovdrupal/localgov_alert_banner@b745b08

I'll give it a go.