Improve `<Form />` component

[bafonins]

Summary

There a bunch of improvements we can implement for the <Form /> component.

Why do we need this?

Performance, UX improvements.

What is missing? What do you want to see?

• [ ] Resolve https://github.com/TheThingsNetwork/lorawan-stack/blob/v3.10/pkg/webui/components/form/field/index.js#L128-L129
• [ ] Update formik and yup to the latest versions.
• [ ] Do not rerender all fields when processing a single input:
• [ ] Adjust field error/warning styles to avoid shifting all content below the errored field:
• [ ] Do not remove error messages after onBlur event on fields without any changes to the input before the next submission:

How do you propose to test this?

Manual testing

Can you do this yourself and submit a Pull Request?

yes