build(deps): bump Microsoft.KernelMemory.Abstractions

Bumps [Microsoft.KernelMemory.Abstractions](https://github.com/microsoft/kernel-memory) from 0.18.231209.1-preview to 0.24.231228.5.
- [Release notes](https://github.com/microsoft/kernel-memory/releases)
- [Commits](https://github.com/microsoft/kernel-memory/compare/dotnet-0.18.231209.1-preview...0.24.231228.5)

---
updated-dependencies:
- dependency-name: Microsoft.KernelMemory.Abstractions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

LLama.KernelMemory/LLamaSharp.KernelMemory.csproj

@@ -27,7 +27,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.KernelMemory.Abstractions" Version="0.18.231209.1-preview" />
+    <PackageReference Include="Microsoft.KernelMemory.Abstractions" Version="0.24.231228.5" />
   </ItemGroup>
 
   <ItemGroup>