Turned off layout rounding for failing tests

Author: azchohfi

UnitTests/UnitTests.UWP/UI/Controls/Test_WrapPanel_Visibility.cs

@@ -37,6 +37,8 @@ await App.DispatcherQueue.EnqueueAsync(async () =>
     </controls:WrapPanel>
 </Page>") as FrameworkElement;
 
+                treeRoot.UseLayoutRounding = false;
+
                 var expected = new (int u, int v, int w, int h)[]
                 {
                     (0, 0, 0, 0), // Collapsed
@@ -94,6 +96,8 @@ await App.DispatcherQueue.EnqueueAsync(async () =>
     </controls:WrapPanel>
 </Page>") as FrameworkElement;
 
+                treeRoot.UseLayoutRounding = false;
+
                 var expected = new (int u, int v, int w, int h)[]
                 {
                     (0, 0, 150, 50),
@@ -149,6 +153,8 @@ await App.DispatcherQueue.EnqueueAsync(async () =>
     </controls:WrapPanel>
 </Page>") as FrameworkElement;
 
+                treeRoot.UseLayoutRounding = false;
+
                 var expected = new (int u, int v, int w, int h)[]
                 {
                     (0, 0, 150, 50),