Remove request page change tests

StabilityMatrix.Tests/Helper/EventManagerTests.cs

@@ -27,18 +27,4 @@ public class EventManagerTests
         // Assert
         Assert.AreEqual(100, progress);
     }
-    
-    [TestMethod]
-    public void RequestPageChange_ShouldBeInvoked()
-    {
-        // Arrange
-        var pageType = typeof(object);
-        eventManager.PageChangeRequested += (sender, args) => pageType = args;
-        
-        // Act
-        eventManager.RequestPageChange(typeof(int));
-        
-        // Assert
-        Assert.AreEqual(typeof(int), pageType);
-    }
 }