chg: dev: compatibility with new api for letsencrypt values.

bin/check-compose-ovh-credentials

@@ -27,7 +27,7 @@ def main(argv):
         sys.stderr.write("Error: provide a YAML compose file as first argument.\n")
         exit(1)
 
-    ovh_cfg = yml["letsencrypt"]["options"]["ovh"]
+    ovh_cfg = yml["letsencrypt"]["options"]["env"]["ovh"]
     client = ovh.Client(
         endpoint=ovh_cfg["entrypoint"],
         application_key=ovh_cfg["application"]["key"],