Remove ! from caution block

bobvandevijver · bobvandevijver · commit 818e7d9736b5 · 2022-08-22T10:28:59.000+02:00
diff --git a/messenger.rst b/messenger.rst
@@ -802,7 +802,7 @@ by setting its ``rate_limiter`` option:
 
     When a rate limiter is configured on a transport, it will block the whole
     worker when the limit is hit. You should make sure you configure a dedicated
-    worker for a rate limited transport to avoid other transports to be blocked!
+    worker for a rate limited transport to avoid other transports to be blocked.
 
 Retries & Failures
 ------------------
