fix typo

go/vt/worker/split_clone.go

@@ -322,7 +322,7 @@ func (scw *SplitCloneWorker) ResolveDestinationMasters(ctx context.Context) erro
 	destinationShardsToTablets := make(map[string]*topo.TabletInfo)
 
 	// Allow at most one resolution request at a time; if there are concurrent requests, only
-	// one of them will actualy hit the topo server.
+	// one of them will actually hit the topo server.
 	scw.resolveMu.Lock()
 	defer scw.resolveMu.Unlock()