Bump Microsoft.Azure.Cosmos and System.Text.Encodings.Web

Bumps [Microsoft.Azure.Cosmos](https://github.com/Azure/azure-cosmos-dotnet-v3) and [System.Text.Encodings.Web](https://github.com/dotnet/runtime). These dependencies needed to be updated together.

Updates `Microsoft.Azure.Cosmos` from 3.45.2 to 3.47.2
- [Release notes](https://github.com/Azure/azure-cosmos-dotnet-v3/releases)
- [Changelog](https://github.com/Azure/azure-cosmos-dotnet-v3/blob/master/changelog.md)
- [Commits](Azure/azure-cosmos-dotnet-v3@3.45.2...3.47.2)

Updates `System.Text.Encodings.Web` from 9.0.2 to 6.0.0
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v9.0.2...v6.0.0)

---
updated-dependencies:
- dependency-name: Microsoft.Azure.Cosmos
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: System.Text.Encodings.Web
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -69,7 +69,7 @@
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="$(AspNetPackageVersion)" />
     <PackageVersion Include="Microsoft.AspNetCore.TestHost" Version="$(AspNetPackageVersion)" />
     <PackageVersion Include="Microsoft.Azure.ContainerRegistry" Version="1.0.0-preview.2" />
-    <PackageVersion Include="Microsoft.Azure.Cosmos" Version="3.45.2" />
+    <PackageVersion Include="Microsoft.Azure.Cosmos" Version="3.48.0" />
     <PackageVersion Include="Microsoft.Azure.Storage.Blob" Version="11.2.3" />
     <PackageVersion Include="Microsoft.Data.SqlClient" Version="6.0.1" />
     <PackageVersion Include="Microsoft.Extensions.Configuration.Binder" Version="$(DotNetSdkPackageVersion)" />