pfSense

Correct ambiguous Unbound TTL Host Cache descr text. Fixes #14358

Add the pfSense Plus pkg fingerprints.

Fixes the upgrade from CE now that CE can verify the Plus packages.

Submitted by: KrisM

Use the dynamic repos help text instead of the old 'custom' repo.

Fix a merge problem in the last commit to accommodate a small difference with Plus.

Add the dynamic repos support.

Load the repository settings dynamically from Netgate, allowing for more
flexibility and direct support to update for the Plus repositories.

Fix references to 'disable_carp' introduced in 62fb07c816. #2218

The original commit had some lingering references to a function 'disable_carp'
that had been abandoned in favor of a single 'enable_carp' function with enable
arg. This commit corrects these lingering references.

Fix PHP error from invalid IPsec P1 config. Fixes #14458

Switch to PHP 8.x friendly functions to access multi-level array parts
since there is a chance they may be empty or partially defined in the
encryption algorithm section.

OpenVPN CSO: Improve form field JS. Fixes #13088

Originally-From: PhilZ-cwm6 @ GitHub

Convert AJAX GET calls to POST

Correct Outbound NAT 'other' type selector. Fixes #14354