Add Install-ChocolateyPinnedTaskBarItem to Compatibilty extension

[corbob]

Checklist

• I have verified this is the correct repository for opening this issue.
• I have verified no other issues exist related to my request.

Is Your Feature Request Related To A Problem? Please describe.

No response

Describe The Solution. Why is it needed?

The Install-ChocolateyPinnedTaskBarItem function is being removed in 3.0.0 of Chocolatey CLI (chocolatey/choco#3521). It should be added to the Compatibility extension.

Additional Context

No response

Related Issues

No response

[AdmiringWorm]

@corbob PRs are accepted 😄