[Forwardport] Fixed a grammatical error on the vault tooltip

[tiagosampaio]

Original Pull Request

#17151

Description

Fixed Issues (if relevant)

1. magento/magento2#<issue_number>: Issue title
2. ...

Manual testing scenarios

1. ...
2. ...

Contribution checklist

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[magento-engcom-team]

Hi @tiagosampaio. Thank you for your contribution
Here is some useful tips how you can test your changes using Magento test environment.
Add the comment under your pull request to deploy test or vanilla Magento instance:

• @magento-engcom-team give me test instance - deploy test instance based on PR changes
• @magento-engcom-team give me {$VERSION} instance - deploy vanilla Magento instance

For more details, please, review the Magento Contributor Assistant documentation

[sreichel]

Same translation also exists in app/code/Magento/Braintree/view/frontend/web/template/payment/form.html

[ihor-sviziev]

Hi @tiagosampaio,
We already have forwardport PR #17197
I'm closing this PR as duplicate.