fix(a380x/fms): lat/lon waypoint ident

[tracernz]

Fixes #[issue_no]

Summary of Changes

Fix the lat/lon waypoint ident to always use the extended format in the 380X.

Screenshots (if necessary)

References

Additional context

Discord username (if different from GitHub):

Testing instructions

Enter or import lat/lon waypoints and ensure they don't have the short LLnn format.

How to download the PR for QA

Every new commit to this PR will cause new A32NX and A380X artifacts to be created, built, and uploaded.

1. Make sure you are signed in to GitHub
2. Click on the Checks tab on the PR
3. On the left side, find and click on the PR Build tab
4. Click on either flybywire-aircraft-a320-neo, flybywire-aircraft-a380-842 (4K) or flybywire-aircraft-a380-842 (8K) download link at the bottom of the page

[flogross89]

Nice :)

[BravoMike99]

Dev team QA report

Discord Username : bruno_pt99
Object of testing : #9874
Aircraft : A380X
Tier of Testing : 1
Date : 27/02/2025

Testing Process:
Import lat/lon waypoints and check they don't have LLnn format ✔️

Testing Results:
Passed

Media: