Description

Addressing feedbacks in alerts integrated to typed sign data pages.

Related issues

Fixes: https://github.com/MetaMask/MetaMask-planning/issues/2615

Manual testing steps

1. Go to test DAPP
2. Submit malicious typed sign request
3. Look at the alerts displayed

Screenshots/Recordings

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.