[secrets_new] In debug mode, on raise notfound

gestion/secrets_new.py

@@ -108,8 +108,9 @@ def get(name):
         except SecretNotFound as exc:
             notfound_error = notfound_error or exc
         except SecretForbidden:
-            logger.critical('...and that failed (Forbidden).')
-            raise
+            if not os.getenv('DBG_SECRETS'):
+                logger.critical('...and that failed (Forbidden).')
+                raise
 
     logger.critical('...and that failed (not found).')
     raise notfound_error