chore: ft slot capacity check for each trial [DET-9897] (determined-a…

…i#1123)

master/internal/rm/dispatcherrm/dispatcher_resource_manager.go

@@ -619,7 +619,7 @@ func (*DispatcherResourceManager) ValidateCommandResources(
 
 // ValidateResourcePoolAvailability implements rm.ResourceManager.
 func (*DispatcherResourceManager) ValidateResourcePoolAvailability(
-	string, int,
+	*sproto.ValidateResourcePoolAvailabilityRequest,
 ) ([]command.LaunchWarning, error) {
 	return nil, nil
 }