net-mgmt/netbox: Update to 2.11.11

Changelog:

Enhancements:

• Add C21 & C22 power types
• Employ a sandbox when rendering Jinja2 code for increased security

Bug Fixes:

• Add import button to VM interfaces list
• Fix validation of unit ranges when creating a rack reservation
• Fix validation of IP address assigned as device/VM primary via NAT relation
• Populate device field when cloning device components
• Allow assignment of scope to VLAN groups upon import
• Remove extraneous site column from VLAN group import form
• Fix exception on invalid CSV import column name
• Fix return URL persistence when adding multiple objects sequentially
• Remove extraneous columns from inventory item and device bay tables
• Add missing parent column to inventory item import form

https://github.com/netbox-community/netbox/releases/tag/v2.11.11