Cleared security issues.

Author: diwakar.venkatesan@syncfusion.com

ListViewWithMarginandPadding/ListViewWithMarginandPadding/ListViewWithMarginandPadding.UWP/SfListViewSample.UWP.csproj

@@ -150,7 +150,7 @@
       <Version>16.3.0.21</Version>
     </PackageReference>
     <PackageReference Include="Xamarin.Forms" Version="2.5.1.527436" />
-    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform" Version="6.0.1" />
+    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform" Version="6.0.6" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\SfListViewSample\SfListViewSample.csproj">