fix(connection-form): add dynamic height to the form COMPASS-7895

[mabaasit]

https://github.com/mongodb-js/compass/assets/1305718/f05a9040-4d0d-4b07-8437-bac613e0bac4

Description

Checklist

• [ ] New tests and/or benchmarks are included
• [ ] Documentation is changed or added
• [ ] I have signed the MongoDB Contributor License Agreement (https://www.mongodb.com/legal/contributor-agreement)

Motivation and Context

• [ ] Bugfix
• [ ] New feature
• [ ] Dependency update
• [ ] Misc

Open Questions

Dependents

Types of changes

• [ ] Backport Needed
• [ ] Patch (non-breaking change which fixes an issue)
• [ ] Minor (non-breaking change which adds functionality)
• [ ] Major (fix or feature that would cause existing functionality to change)