Bump Microsoft.Identity.Client from 4.52.0 to 4.53.0 in /dotnet

Bumps [Microsoft.Identity.Client](https://github.com/AzureAD/microsoft-authentication-library-for-dotnet) from 4.52.0 to 4.53.0.
- [Release notes](https://github.com/AzureAD/microsoft-authentication-library-for-dotnet/releases)
- [Changelog](https://github.com/AzureAD/microsoft-authentication-library-for-dotnet/blob/main/CHANGELOG.md)
- [Commits](AzureAD/microsoft-authentication-library-for-dotnet@4.52.0...4.53.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

samples/apps/copilot-chat-app/importdocument/ImportDocument.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <RepoRoot>$([System.IO.Path]::GetDirectoryName($([MSBuild]::GetPathOfFileAbove('.gitignore', '$(MSBuildThisFileDirectory)'))))</RepoRoot>
   </PropertyGroup>
@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0-preview.3.23174.8" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.0-preview.3.23174.8" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0-preview.3.23174.8" />
-    <PackageReference Include="Microsoft.Identity.Client" Version="4.52.0" />
+    <PackageReference Include="Microsoft.Identity.Client" Version="4.53.0" />
     <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
   </ItemGroup>