fix(e1x2): ensure UARTs ports are assigned explicitly

The network ports which the model uses for UART output must be assigned
explicitly so that our LAVA job configurations can predict which ports
to connect to ahead of time.

Change-Id: Iabd7c942dfc7a25954f57ba09399e71e8d004882
Signed-off-by: Chris Kay <chris.kay@arm.com>
(cherry picked from commit a70bc3569c35ee334fe03c8a7d9ce4e635f835aa)
1 file changed