Bump Microsoft.Graph from 5.67.0 to 5.68.0

Bumps [Microsoft.Graph](https://github.com/microsoftgraph/msgraph-sdk-dotnet) from 5.67.0 to 5.68.0.
- [Release notes](https://github.com/microsoftgraph/msgraph-sdk-dotnet/releases)
- [Changelog](https://github.com/microsoftgraph/msgraph-sdk-dotnet/blob/main/CHANGELOG.md)
- [Commits](microsoftgraph/msgraph-sdk-dotnet@5.67.0...5.68.0)

---
updated-dependencies:
- dependency-name: Microsoft.Graph
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

MsGraphSamples.Services/MSGraphSamples.Services.csproj

@@ -11,7 +11,7 @@
 	<ItemGroup>
 		<PackageReference Include="Azure.Identity" Version="1.13.1" />
 		<PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="9.0.0" />
-		<PackageReference Include="Microsoft.Graph" Version="5.67.0" />
+		<PackageReference Include="Microsoft.Graph" Version="5.68.0" />
 	</ItemGroup>
 
 </Project>

MsGraphSamples.WPF/MsGraphSamples.WPF.csproj

@@ -19,7 +19,7 @@
   <ItemGroup>
     <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.0" />
-    <PackageReference Include="Microsoft.Graph" Version="5.67.0" />
+    <PackageReference Include="Microsoft.Graph" Version="5.68.0" />
     <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.135" />
   </ItemGroup>
 

MsGraphSamples.WinUI/MsGraphSamples.WinUI.csproj

@@ -34,7 +34,7 @@
 		<PackageReference Include="CommunityToolkit.WinUI.Converters" Version="8.1.240916" />
 		<PackageReference Include="CommunityToolkit.WinUI.UI.Controls.DataGrid" Version="7.1.2" />
 		<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.0" />
-		<PackageReference Include="Microsoft.Graph" Version="5.67.0" />
+		<PackageReference Include="Microsoft.Graph" Version="5.68.0" />
 		<PackageReference Include="Microsoft.WindowsAppSDK" Version="1.6.241114003" />
 		<PackageReference Include="System.Linq.Async" Version="6.0.1" />
 	</ItemGroup>