Bump Microsoft.Toolkit.Uwp.Notifications from 7.1.2 to 7.1.3 (#1538)

Author: dependabot[bot]

Flow.Launcher/Flow.Launcher.csproj

@@ -89,7 +89,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="InputSimulator" Version="1.0.4" />
-    <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications" Version="7.1.2" />
+    <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications" Version="7.1.3" />
     <PackageReference Include="ModernWpfUI" Version="0.9.4" />
     <PackageReference Include="NHotkey.Wpf" Version="2.1.0" />
     <PackageReference Include="NuGet.CommandLine" Version="5.7.2">