#7727673 Hosting Configuration: Update copy and icon in revamped

Proposed Changes

Implementing copy changes discussed here pet6gk-1j-p2

• Updating copy
• Change icon for database access

Change depends on #71750

Testing Instructions

• Go to experiment page 20995-explat-experiment
• Add the treatment bookmarklet to your bookmark bar
• Click bookmarklet and add your user to the treatment cohort (tutorial video p1673249013170409/1673241333.083479-slack-C04H4NY6STW)
• calypso.localhost:3000/hosting-config in a site with no business plan
• You should see the updated copy

Pre-merge Checklist

• Has the general commit checklist been followed? (PCYsg-hS-p2)
• Have you written new tests for your changes?
• Have you tested the feature in Simple (P9HQHe-k8-p2), Atomic (P9HQHe-jW-p2), and self-hosted Jetpack sites (PCYsg-g6b-p2)?
• Have you checked for TypeScript, React or other console errors?
• Have you used memoizing on expensive computations? More info in Memoizing with create-selector and Using memoizing selectors and Our Approach to Data
• Have we added the “[Status] String Freeze” label as soon as any new strings were ready for translation (p4TIVU-5Jq-p2)?
• For changes affecting Jetpack: Have we added the “[Status] Needs Privacy Updates” label if this pull request changes what data or activity we track or use (p4TIVU-ajp-p2)?

Related to #71832