Firewall is Incorrectly Configured. Calls to PyPI (via Nexus) and pip install will fail.

[martinpeck]

To fix #3651 the following PR changed the FQDNs that are registered with the Firewall #3677

This PR updated the FQDNs that the Nexus service registers with the firewall from including *pypi.org to *.pypi.org.

Unfortunately, *.pypi.org doesn't work for the root domain, which is how Nexus first tries to contact the Python package index, and this results in two things...

1. pip install fails on all workspace VMs.
2. Errors are seen in the Nexus admin UI saying that SSL handshakes failed

The fix is to add pypi.org (the root domain) into the FQDNs along with the *.pypi.org rule.

The work around (until this is fixed) is to add this manually: