revert "boards: m5stack/m5stack_cores3: disable in twister"

This reverts commit 410c8a57e09df46751ca616eae2bf4ed80b7a1f1 so that
m5stack_cores3 can be tested properly.

Signed-off-by: Sylvio Alves <sylvio.alves@espressif.com>
2 files changed