net-mgmt/netbox: Update 3.7.6

Changelog:

Enhancements:
* Improve rendering of JSON data in configuration form
* Enable compatibility with non-Amazon S3 providers for remote
  data sources
* Add global search support for L2VPN identifiers
* Introduce new configuration parameters for enabling HTTP Strict
  Transport Security (HSTS)

Bug Fixes:
* Restore ability to modify assigned component template when
  adding/modifying an inventory item template
* Fix permission constraints for synchronization of remote data sources
* Correct OpenAPI schema definitions for read-only fields which may
  return null values
* Extend plugin removal instruction to include reindexing the global
  search cache
* Fix AttributeError exception when attempting to save an incomplete
  tunnel termination
* Fix permission required to display virtual disks tab on virtual
  machine UI view
* Allow filtering cables by decimal values using UI filter form
* Add missing ike_policy & ike_policy_id filters for IKE proposals
* Include id in list of supported fields for all bulk import forms
* Fix live preview support for EventRule comments

https://github.com/netbox-community/netbox/releases/tag/v3.7.6

MFH:		2024Q2