Update observatoire-data more gently

.gitlab-ci.yml

@@ -65,12 +65,14 @@ update_observatoire_data_repo:
     - time git clone --quiet --depth=1 git@git.opendatafrance.net:observatoire/observatoire-data.git
     - cd observatoire-data
     # sources (dumps)
-    - rm -fR sources/*
+    - find . -maxdepth 1 -type d -name sources -exec rm -fR {} \;
+    - mkdir sources
     - cp -a ../dumps/* sources
     # observatoire csv
+    - find . -maxdepth 1 -name '*.csv' -delete
     - cp ../build/observatoire/*.csv .
     # legacy exports
-    - rm -fR exports/*
+    - find . -maxdepth 1 -type d -name exports -exec rm -fR {} \;
     - cp -a ../build/geojson exports
     - cp -a ../build/markdown exports
     - time git add .