lwIP | Backport "zynqmp: Unify default interface selection" to 6 (#7)

[Kinsey Moore (@opticron)]

Kinsey Moore created an issue: https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/issues/7

Assignee: Kinsey Moore

## Summary
Backport the patch in !13 since it does not alter behavior and allows more configurability.


## Steps to reproduce


### Pre-set options

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/issues/7
You're receiving this email because of your account on gitlab.rtems.org.


-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.rtems.org/pipermail/bugs/attachments/20250207/7d98d2d3/attachment.htm>