Bump protobuf-net from 3.2.30 to 3.2.45

Bumps [protobuf-net](https://github.com/protobuf-net/protobuf-net) from 3.2.30 to 3.2.45.
- [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
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Stratum.Core/Stratum.Core.csproj

@@ -12,7 +12,7 @@
         </PackageReference>
         <PackageReference Include="Newtonsoft.Json" Version="13.0.3"/>
         <PackageReference Include="Portable.BouncyCastle" Version="1.9.0"/>
-        <PackageReference Include="protobuf-net" Version="3.2.30" />
+        <PackageReference Include="protobuf-net" Version="3.2.45" />
         <PackageReference Include="QRCoder" Version="1.6.0" />
         <PackageReference Include="SharpZipLib" Version="1.4.2"/>
         <PackageReference Include="SimpleBase" Version="4.0.2" />