Update datasource commit ref

Dockerfile

@@ -60,7 +60,7 @@ 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=357e6bff
+ARG EOLE_DATA_MODEL_REF=3961fe93
 
 RUN git clone "${EOLE_DATA_MODEL_URL}" "/tmp/data-model-eole" \
     && cd /tmp/data-model-eole \