specify driver version

Author: stephmarie17

source/connect/connection-options/connection-pools.txt

@@ -172,10 +172,10 @@ object:
    This configuration allows the connection pool to close unused connections 
    during periods of inactivity. 
 
-   In versions earlier than 6.18.0, idle connections were not cleaned up when
-   ``minPoolSize`` was set to ``0``. Starting in version 6.18.0, the connection
-   pool correctly cleans up idle connections regardless of the ``minPoolSize``
-   setting.
+   In versions of the {+driver-short+} earlier than 6.18.0, idle connections
+   were not cleaned up when ``minPoolSize`` was set to ``0``. Starting in
+   version 6.18.0, the connection pool correctly cleans up idle connections
+   regardless of the ``minPoolSize`` setting.
 
 .. _node-connection-pool-max-idle-time: