Add b.3c.com for bestbuy

[gpz1100]

Bestbuy short url's not blocked.

They use b.3c.com.

[PeterDaveHello]

@gpz1100 would you like to send a pull request for it?

[gpz1100]

How?

[PeterDaveHello]

@gpz1100 Thanks for the feedback! Here’s a guide to creating a pull request: GitHub Docs. Let me know if I can help!

[gpz1100]

@PeterDaveHello This is above my ability.

I received a text with link https://b.3c.com/{somecode}. Reviewing your short url block list, this sub.domain.com was not blocked. Goal is to block all known short urls on my network.

Thank you.