Bump protobuf-net.BuildTools from 3.2.33 to 3.2.46

Bumps [protobuf-net.BuildTools](https://github.com/protobuf-net/protobuf-net) from 3.2.33 to 3.2.46.
- [Release notes](https://github.com/protobuf-net/protobuf-net/releases)
- [Changelog](https://github.com/protobuf-net/protobuf-net/blob/main/docs/releasenotes.md)
- [Commits](https://github.com/protobuf-net/protobuf-net/commits)

---
updated-dependencies:
- dependency-name: protobuf-net.BuildTools
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Directory.Packages.props

@@ -27,7 +27,7 @@
         <PackageVersion Include="protobuf-net"
                         Version="3.2.46" />
         <PackageVersion Include="protobuf-net.BuildTools"
-                        Version="3.2.33" />
+                        Version="3.2.46" />
         <PackageVersion Include="Spectre.Console.Cli"
                         Version="0.49.1" />
     </ItemGroup>