[FIX] Update email handling in settings and improve text field behavior

[zane-smith-cko]

Proposed changes

• Fix email handling for configuration fields
• Fields no longer rely on IME action to update text in state.

Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This is simply a reminder of what we are going to look for before merging your code.

• Reviewers assigned
• I have performed a self-review of my code and manual testing
• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if applicable)

Further comments

If this is a relatively large or complex change, kick off the discussion by explaining why you choose the solution you did and what alternatives you considered, etc...