Fix typos

[AAugustine]

Why:

Closes #13710

What's being changed:

Spelling typo fixes for the words "You" and "encourage"

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Source	Staging	Production	What Changed
content/admin/github-actions/getting-started-with-github-actions-for-your-enterprise/introducing-github-actions-to-your-enterprise.md	Modified	Original

[ramyaparimi]

@AAugustine
Thanks so much for opening a PR with this fix! I'll get this merged once tests are passing 🍏