Adding LiteralPath to Get-Item alls.

[bielawb]

While working with xArchive I identified an issue with files that contain special characters (such as square brackets). Using named LiteralPath parameter instead of positional Path for Get-Item within resource fixed it for me.

[msftclas]

Hi @bielawb, I'm your friendly neighborhood Microsoft Pull Request Bot (You can call me MSBOT). Thanks for your contribution!

This seems like a small (but important) contribution, so no Contribution License Agreement is required at this point. Real humans will now evaluate your PR.

TTYL, MSBOT;

[vors]

@bielawb thank you! Can you, please, resend this PR to the dev branch, as described here?

[bielawb]

Wait, but I didn't...! Oh, wait. ;)
Looks like I need to be more careful with branch I choose on both sides. Thanks for pointing it out! :)