DOCS-13592-connectTimeoutMS-description (#1537)

Co-authored-by: jason-price-mongodb <[email protected]>

Author: jason-price-mongodb

source/reference/connection-string.txt

@@ -583,9 +583,9 @@ Timeout Options
    * - .. urioption:: connectTimeoutMS
 
      - The time in milliseconds to attempt a connection before timing
-       out. The default is never to timeout, though different drivers
-       might vary. See the :driver:`driver </>`
-       documentation.
+       out. The default is 10,000 milliseconds, but specific drivers
+       might have a different default. For details, see the
+       :driver:`driver </>` documentation.
 
    * - .. urioption:: socketTimeoutMS