Bump Microsoft.Extensions.Http in /test/Functions (#1136)

Bumps [Microsoft.Extensions.Http](https://github.com/dotnet/runtime) from 6.0.2-mauipre.1.22102.15 to 8.0.1.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/commits/v8.0.1)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Http
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/Functions/Altinn.Platform.Authorization.Functions.csproj

@@ -14,7 +14,7 @@
     <PackageReference Include="Microsoft.ApplicationInsights" Version="2.22.0" />
     <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.1.0" />
     <PackageReference Include="Microsoft.Azure.WebJobs.Extensions.Storage" Version="5.3.3" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="6.0.2-mauipre.1.22102.15" />
+    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.1" />
     <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="4.6.0" />
     <PackageReference Include="Altinn.Common.AccessTokenClient" Version="1.1.3" />
   </ItemGroup>