[gh-action] add new case to run unit test with `toranj` config (#8164)
[gh-action] add new case to run unit test with `toranj` config (#8164)

This commit adds a new case under GitHub `toranj.yml` workflow to
build and run all unit test using the toranj OT configuration.
openthread/openthread,openthread/openthread,jwhui/openthread,srickardti/openthread,jwhui/openthread,srickardti/openthread,srickardti/openthread,openthread/openthread,jwhui/openthread,openthread/openthread,jwhui/openthread,srickardti/openthread