[Migrate simple payments] Payments > About TTP: update copy & align text

[jaclync]

Ref p1714383172408719-slack-C06C3CZFHGD

For the existing About Tap To Pay screen:

We'd like to:

• Update the first point to remove "or collect a payment"
• Align the main text and the footer

[dangermattic]

Thanks for reporting! 👍