Silence some leftover warnings.

src/or/hs_service.c

@@ -2392,10 +2392,10 @@ service_desc_hsdirs_changed(const hs_service_t *service,
 
   /* Check whether the set of HSDirs changed */
   if (!smartlist_strings_eq(b64_responsible_dirs, desc->previous_hsdirs)) {
-    log_warn(LD_GENERAL, "Received new dirinfo and set of hsdirs changed!");
+    log_info(LD_GENERAL, "Received new dirinfo and set of hsdirs changed!");
     retval = 1;
   } else {
-    log_warn(LD_GENERAL, "No change in hsdir set!");
+    log_debug(LD_GENERAL, "No change in hsdir set!");
   }
 
  done: