Remove STM32L562E-DK from LAVA test

Since all STM32L562E-DK devices have been retired
from the TF LAVA, remove it from the LAVA tests. [1]

[1]: https://linaro.atlassian.net/browse/TFC-786

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: I3941fe9e0a1c5cae5ae3741dac3fb41855517a7d
2 files changed