SMALL_CHANGE: Minor change suggested

[diazwatson]

Description

Minor change suggested to improve explanation of how to set up an embedded MFTF

Fixed Issues (if relevant)

1. magento/magento2-functional-testing-framework#<issue_number>: Issue title
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/verification tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)
• Changes to Framework doesn't have backward incompatible changes for tests or have related Pull Request with fixes to tests

[magento-cicd2]

All committers have signed the CLA.

[coveralls]

Coverage increased (+0.1%) to 54.73% when pulling 2ca3d95 on diazwatson-patch-1 into ec1dd8f on master.

[coveralls]

Coverage increased (+1.6%) to 56.211% when pulling 658dc22 on diazwatson-patch-1 into ec1dd8f on master.

[KevinBKozan]

Hi @diazwatson, thank you for your contribution! I've requested @dobooth to review this as it's a documentation only change.

We'll keep you updated as this PR progresses.