pfSense

UPnP IGD & PCP: Simplify service wording

and change menu/title to `UPnP IGD & PCP` as newer PCP is supported

Revert "Update text references to UPnP protocols"

This reverts commit 429312ff683b5762d0cb6eca69c474121a9dfca1.

Update text references to UPnP protocols

Update all direct config access with accessor functions

Remove broken STUN server from UPnP list. Fixes #14673

UPnP rule/service cleanup. Fixes #13755

• Fix several incorrect config paths/tests
• Fix UPnP local interface automatic rule to pass traffic into UPnP
  itself.
• Wrap all rules/anchors in UPnP enabled test, no reason for them to be
  in the ruleset if UPnP is off....

Rector direct global g accesses

Rector some direct config gets with pure scalar paths.

Fix typo

Reorganize UPnP options. Todo #12624