Fix link to pat upgrade section

[bodograumann]

Just changing the fixed anchor name, but it might be better to use a function which converts the variable to kebab-case.

Why:

Fixes some links that didn't work.

What's being changed (if available, include any code snippets, screenshots, or gifs):

Fix the targeted anchor name.

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[cmwilson21]

@bodograumann Thanks so much for opening a PR! I'll get this triaged for review :zap:

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