Bump Microsoft.Extensions.Caching.Memory from 7.0.0 to 8.0.0

Bumps [Microsoft.Extensions.Caching.Memory](https://github.com/dotnet/runtime) from 7.0.0 to 8.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/compare/v7.0.0...v8.0.0)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Caching.Memory
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

StabilityMatrix/StabilityMatrix.csproj

@@ -22,7 +22,7 @@
     <PackageReference Include="LiteDB" Version="5.0.16" />
     <PackageReference Include="LiteDB.Async" Version="0.1.6" />
     <PackageReference Include="MdXaml" Version="1.20.1" />
-    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="7.0.0" />
       <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
       <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.8" />