Set --test_output=errors for all Bazel tests in CircleCI (#4641)
Set --test_output=errors for all Bazel tests in CircleCI (#4641)


graknlabs/grakn,graknlabs/grakn,lolski/grakn,graknlabs/grakn,lolski/grakn,graknlabs/grakn,lolski/grakn,lolski/grakn