ITS#9941 Fix asyncmeta manpage to clarify that only round-robin scheduling is...

ITS#9941 Fix asyncmeta manpage to clarify that only round-robin scheduling is used for target connections.

doc/man/man5/slapd-asyncmeta.5

@@ -54,8 +54,7 @@ works with a configured maximum number of connections per target.
 For each request redirected to a target, a different connection is selected.
 Each connection has a queue, to which the request is added before it is sent to the
 remote server, and is removed after the last response for that request is received.
- For each new request, the connection with the smallest number of pending requests
-is selected, or using round\-robin if the numbers are equal.
+ For each new request, a new connection is chosen using round\-robin scheduling.
 .LP
 .B Overlays:
 .LP