Updating teleport readme with new slack channel
Updating the handbook to replace #infrastructure-lounge with #teleport-requests where applicable.
There's still 2 occurrences, but they make sense as it's referring to where to get help
Updating the handbook to replace #infrastructure-lounge with #teleport-requests where applicable.
There's still 2 occurrences, but they make sense as it's referring to where to get help