Adapt timeout for interactive scenarios test to recent expansion

Azure Pipelines ran into the previous timeout a few times today.

implement/test-elm-time/ElmInteractiveTests.cs

@@ -16,7 +16,7 @@ public class ElmInteractiveTests
     private static string PathToKernelScenariosDirectory => @"./../../../../test-and-train/elm-interactive-scenarios-kernel";
 
     [TestMethod]
-    [Timeout(1000 * 60 * 40)]
+    [Timeout(1000 * 60 * 50)]
     public void TestElmInteractiveScenarios()
     {
         using var dynamicPGOShare = new Pine.PineVM.DynamicPGOShare();