Tweaked some namespaces

Microsoft.Toolkit.Uwp.SampleApp/SamplePages/Animations/Activities/InvokeActionsActivity.bind

@@ -7,7 +7,7 @@
     xmlns:interactions="using:Microsoft.Xaml.Interactions.Core"
     xmlns:mediaactions="using:Microsoft.Xaml.Interactions.Media"
     xmlns:ani="using:Microsoft.Toolkit.Uwp.UI.Animations"
-    xmlns:behaviors="using:Microsoft.Toolkit.Uwp.UI.Behaviors.Animations"
+    xmlns:behaviors="using:Microsoft.Toolkit.Uwp.UI.Behaviors"
     xmlns:core="using:Microsoft.Xaml.Interactions.Core"
     mc:Ignorable="d">
   

Microsoft.Toolkit.Uwp.SampleApp/SamplePages/Animations/Activities/StartAnimationActivity.bind

@@ -6,7 +6,7 @@
     xmlns:interactivity="using:Microsoft.Xaml.Interactivity"
     xmlns:interactions="using:Microsoft.Xaml.Interactions.Core"
     xmlns:ani="using:Microsoft.Toolkit.Uwp.UI.Animations"
-    xmlns:behaviors="using:Microsoft.Toolkit.Uwp.UI.Behaviors.Animations"
+    xmlns:behaviors="using:Microsoft.Toolkit.Uwp.UI.Behaviors"
     xmlns:core="using:Microsoft.Xaml.Interactions.Core"
     mc:Ignorable="d">
   

Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/AnimationEndBehavior.cs

@@ -7,7 +7,7 @@
 using Microsoft.Toolkit.Uwp.UI.Animations;
 using Microsoft.Xaml.Interactivity;
 
-namespace Microsoft.Toolkit.Uwp.UI.Behaviors.Animations
+namespace Microsoft.Toolkit.Uwp.UI.Behaviors
 {
     /// <summary>
     /// A custom <see cref="Trigger"/> that fires whenever a linked <see cref="AnimationSet"/> ends.

Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/AnimationStartBehavior.cs

@@ -7,7 +7,7 @@
 using Microsoft.Toolkit.Uwp.UI.Animations;
 using Microsoft.Xaml.Interactivity;
 
-namespace Microsoft.Toolkit.Uwp.UI.Behaviors.Animations
+namespace Microsoft.Toolkit.Uwp.UI.Behaviors
 {
     /// <summary>
     /// A custom <see cref="Trigger"/> that fires whenever a linked <see cref="AnimationSet"/> starts.

Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/InvokeActionsActivity.cs

@@ -5,7 +5,6 @@
 using System;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Toolkit.Uwp.UI.Animations;
 using Microsoft.Xaml.Interactivity;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Markup;

Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/StartAnimationAction.cs

@@ -7,7 +7,7 @@ using Microsoft.Toolkit.Uwp.UI.Animations;
 using Microsoft.Xaml.Interactivity;
 using Windows.UI.Xaml;
 
-namespace Microsoft.Toolkit.Uwp.UI.Behaviors.Animations
+namespace Microsoft.Toolkit.Uwp.UI.Behaviors
 {
     /// <summary>
     /// An <see cref="IAction"/> implementation that can trigger a target <see cref="AnimationSet"/> instance.