chore!: bump eslint

[kumo01GitHub]

Platforms affected

n/a

Motivation and Context

Use latest @cordova/eslint-config

Description

• Bump @cordova/[email protected]
• Fix lint warnings
• Bump cordova-android requirements to 12.0.0 because some fixtures for lint warnings require ES6.

Testing

npm t

Checklist

• [x] I've run the tests to see all new and existing tests pass
• [x] I added automated test coverage as appropriate for this change
• [x] Commit is prefixed with (platform) if this change only applies to one platform (e.g. (android))
• [x] If this Pull Request resolves an issue, I linked to the issue in the text above (and used the correct keyword to close issues using keywords)
• [x] I've updated the documentation if necessary