Merge pull request #21140 from Microsoft/FlakyTestFix

Fixing flaky tests on Windows (again)
Upstream-commit: 77f501a0c6f1b584aeb0e0856e6af1ba1fbdc156
Component: engine

components/engine/integration-cli/test_vars_windows.go

@@ -15,4 +15,4 @@ const (
 )
 
 // TODO Windows: In TP5, decrease this sleep time, as performance will be better
-var defaultSleepCommand = []string{"sleep", "120"}
+var defaultSleepCommand = []string{"sleep", "240"}