Bump Microsoft.Orleans.Runtime and Microsoft.Orleans.Serialization.Ab…

…stractions

Bumps [Microsoft.Orleans.Runtime](https://github.com/dotnet/orleans) and [Microsoft.Orleans.Serialization.Abstractions](https://github.com/dotnet/orleans). These dependencies needed to be updated together.

Updates `Microsoft.Orleans.Runtime` from 7.2.1 to 7.2.6
- [Release notes](https://github.com/dotnet/orleans/releases)
- [Commits](dotnet/orleans@v7.2.1...v7.2.6)

Updates `Microsoft.Orleans.Serialization.Abstractions` from 7.2.1 to 7.2.6
- [Release notes](https://github.com/dotnet/orleans/releases)
- [Commits](dotnet/orleans@v7.2.1...v7.2.6)

---
updated-dependencies:
- dependency-name: Microsoft.Orleans.Runtime
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Microsoft.Orleans.Serialization.Abstractions
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/CloudActors.Streamstone/CloudActors.Streamstone.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Orleans.Runtime" Version="7.2.1" />
+    <PackageReference Include="Microsoft.Orleans.Runtime" Version="7.2.6" />
     <PackageReference Include="NuGetizer" Version="1.2.0" />
 		<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Azure.Cosmos.Table" Version="1.0.8" />