modifies flaky Microsoft.Win32 test (#40673)

- TimerElapsedIsRoughlyEquivalentToInterval

diff --git a/src/libraries/Microsoft.Win32.SystemEvents/tests/SystemEvents.CreateTimer.cs b/src/libraries/Microsoft.Win32.SystemEvents/tests/SystemEvents.CreateTimer.cs
index a969bc8..07e35f2 100644 (file)
--- a/src/libraries/Microsoft.Win32.SystemEvents/tests/SystemEvents.CreateTimer.cs
+++ b/src/libraries/Microsoft.Win32.SystemEvents/tests/SystemEvents.CreateTimer.cs
@@ -139,7 +139,7 @@ namespace Microsoft.Win32.SystemEventsTests
         public void TimerElapsedIsRoughlyEquivalentToInterval(int interval)
         {
             const double permittedProportionUnder = -0.1;
-            const double permittedProportionOver = 0.5;
+            const double permittedProportionOver = 5.0;
             var elapsed = new AutoResetEvent(false);
             IntPtr timer = IntPtr.Zero;
             var stopwatch = new Stopwatch();