Fix for link error in circleci.
Fix for link error in circleci.

Now setting host name for mailhog and connecting
to the keycloak container.

Issue #HAV-137

Signed-off-by: Christopher Mundus <711c73f64afdce07b7e38039a96d2224209e9a6c@kindlyops.com>

kindlyops/mappamundi,kindlyops/mappamundi,kindlyops/mappamundi,kindlyops/mappamundi,kindlyops/mappamundi,kindlyops/mappamundi,kindlyops/mappamundi,kindlyops/mappamundi