update ref tag data model

Dockerfile

@@ -59,7 +59,7 @@ RUN git clone "${PYTHON_ZEPHIR_REPO_URL}" "/tmp/python-zephir" \
 ##
 # EOLE data models
 ARG EOLE_DATA_MODEL_URL=https://gitlab.mim.ovh/EOLE/Zephir/data-model-eole.git
-ARG EOLE_DATA_MODEL_REF=ea1beac69d85e42ee573d3f73013e9c336015e72
+ARG EOLE_DATA_MODEL_REF=0.0.4
 
 RUN git clone "${EOLE_DATA_MODEL_URL}" "/tmp/data-model-eole" \
     && cd /tmp/data-model-eole \