Bump Npgsql.EntityFrameworkCore.PostgreSQL from 8.0.4 to 8.0.8 (#99)

Bumps [Npgsql.EntityFrameworkCore.PostgreSQL](https://github.com/npgsql/efcore.pg) from 8.0.4 to 8.0.8.
- [Release notes](https://github.com/npgsql/efcore.pg/releases)
- [Commits](npgsql/efcore.pg@v8.0.4...v8.0.8)

---
updated-dependencies:
- dependency-name: Npgsql.EntityFrameworkCore.PostgreSQL
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ODataTutorial/ODataTutorial.csproj

@@ -16,7 +16,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.4" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.8" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.7.3" />
     <PackageReference Include="Swashbuckle.AspNetCore.Swagger" Version="6.8.1" />
     <PackageReference Include="Swashbuckle.AspNetCore.SwaggerGen" Version="6.8.1" />