Changed the sample slideshow

samples/SkiaSharpSample.FormsSample/SkiaSharpSample.FormsSample/DetailsPage.xaml

@@ -9,7 +9,7 @@
         <OnPlatform x:TypeArguments="FileImageSource" WinPhone="Assets/configure.png" iOS="configure.png" Android="configure.png" />
       </ToolbarItem.Icon>
     </ToolbarItem>
-    <ToolbarItem Name="Play All Samples" Clicked="OnPlaySamples">
+    <ToolbarItem Name="Toggle Sample Slideshow" Clicked="OnPlaySamples">
       <ToolbarItem.Icon>
         <OnPlatform x:TypeArguments="FileImageSource" WinPhone="Assets/slideshow.png" iOS="slideshow.png" Android="slideshow.png" />
       </ToolbarItem.Icon>