chore(#8159): update browserslist to chrome 90

[garethbowen]

Description

#8159

Code review checklist

• Readable: Concise, well named, follows the style guide, documented if necessary.
• Documented: Configuration and user documentation on cht-docs
• Tested: Unit and/or e2e where appropriate
• Internationalised: All user facing text
• Backwards compatible: Works with existing data and configuration or includes a migration. Any breaking changes documented in the release notes.

Compose URLs

If Build CI hasn't passed, these may 404:

• Core
• CouchDB Single
• CouchDB Cluster

License

The software is provided under AGPL-3.0. Contributions to this project are accepted under the same license.

[garethbowen]

@lorerod Can I get a review please? This is related to the e2e testing on Chrome 90 as it updates the linting to automatically check for easy to detect issues.

[lorerod]

Thanks! Sorry for the delay. I missed it.