Fixed -ToSession description (#4777)

The -ToSession description seems to have been a copy/paste from the -FromSession description. When using the -ToSession parameter, the -Destination parameter becomes local to the remote computer. This updates fixes that copy/paste error & provides the correct information.

Author: Torch02

reference/6/Microsoft.PowerShell.Management/Copy-Item.md

@@ -447,7 +447,7 @@ Accept wildcard characters: False
 ### -ToSession
 
 Specifies the **PSSession** object to which a remote file is being copied. When you use this
-parameter, the **Path** and **LiteralPath** parameters refer to the local path on the remote
+parameter, the **Destination** parameter refers to the local path on the remote
 machine.
 
 ```yaml