fix(a380x/pfd): Inverted meter altitude indicator color below and above the MDA

[ItzARz]

Fixes #9712

Summary of Changes

Updated the comparison logic to ensure AMBER color is shown when the altitude is below MDA, and green when above it.

Screenshots (if necessary)

Above

Below

References

Additional context

Discord username: itzarz

Testing instructions

1. Push 'meter' button in the AFS Panel.
2. Check the PFD, the meter altitude indicator should be in GREEN color above the MDA and AMBER below.

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

[lukecologne]

Thanks for the contribution!

[ItzARz]

Thanks for the contribution!

Happy to help

[utkrishtm]

Quality Assurance Trainee Report

Discord Username : utkrishtm
Object of testing : #9713
Aircraft : A380X
Tier of Testing : 1
Date : 09/02/2025

Testing Process:

• Loaded the MDA from the charts into the FMS
• Climbed above the MDA and descended below the MDA multiple times.

Testing Results:
Passed

[flogross89]

@ItzARz Could you de-conflict the changelog? It will auto-merge after that