Solve WAN emulation issues before execution

When the project includes a Load Generator which is configured with the WAN Emulation function, the Execution Sanity Check wizard may display the following issue.

Information: For more information about the WAN Emulation function, see Wan emulation.

Message	`Advanced WAN Emulation (latency, packet loss) not supported by Load Generator Y`
Description	The Load Generator Y cannot support the WAN Emulation parameters while the WAN Emulation is used by a Population in the Scenario.
Resolution	The Load Generator Y must be modified, or the Population must use another Load Generator, as described in as described in Zones and Load Generator hosts.