net-mgmt/netbox: Update to 4.2.3

It contains many bugfixes/enhancements and the following new features:

• Assign Multiple MAC Addresses per Interface
• Quick Add UI Widget
• VLAN Translation
• Virtual Circuits
• Q-in-Q Encapsulation

https://netbox.readthedocs.io/en/stable/release-notes/version-4.2/

MFH: No (feature release)