Bump MessagePack in /Neolution.Extensions.Caching.Distributed

Bumps [MessagePack](https://github.com/MessagePack-CSharp/MessagePack-CSharp) from 2.4.59 to 2.5.187.
- [Release notes](https://github.com/MessagePack-CSharp/MessagePack-CSharp/releases)
- [Changelog](https://github.com/MessagePack-CSharp/MessagePack-CSharp/blob/master/prepare_release.ps1)
- [Commits](MessagePack-CSharp/MessagePack-CSharp@v2.4.59...v2.5.187)

---
updated-dependencies:
- dependency-name: MessagePack
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Neolution.Extensions.Caching.Distributed/Neolution.Extensions.Caching.Distributed.csproj

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MessagePack" Version="2.4.59" />
+    <PackageReference Include="MessagePack" Version="2.5.187" />
     <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="6.0.0" />
     <PackageReference Include="Neolution.CodeAnalysis" Version="2.6.1">