Change to the Ansible root dir before trying to do Ansible things

Author: korlaxxalrok

jenkins/google_health-jenkins-build.sh

@@ -24,5 +24,8 @@ pip install .
 # We need to call some extra Ansible here to handle placing a special params.json
 # template so that our tests can complete. The below calls a small playbook that
 # runs locally on the build (Jenkins) server to place the file.
+
+cd "${WORKSPACE}/ansible" || exit
+
 ansible-playbook google_health-build.yaml \
   --extra-vars "indicator=${local_indicator} workspace=${WORKSPACE}" -i localhost,