Disable SRV Polling, SDAM compatibility check, logicalSessionTimeoutMinutes check.
server session pool pruning, server selection, and server monitoring.
A ServerType of LoadBalancer MUST be considered a data-bearing server.
"drivers MUST emit the following series of SDAM events" section.
Send loadBalanced:True with handshakes, validate serviceId.
Add topologyVersion fallback when serviceId is missing.
Don't mark load balancers unknown.
