build(deps): bump Npgsql from 8.0.3 to 8.0.4

Bumps [Npgsql](https://github.com/npgsql/npgsql) from 8.0.3 to 8.0.4.
- [Release notes](https://github.com/npgsql/npgsql/releases)
- [Commits](npgsql/npgsql@v8.0.3...v8.0.4)

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

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

src/Directory.Packages.props

@@ -52,7 +52,7 @@
   <!-- PostgreSql dependencies -->
   <ItemGroup>
     <PackageVersion Include="Akka.Persistence.PostgreSql" Version="1.5.20" />
-    <PackageVersion Include="Npgsql" Version="8.0.3" />
+    <PackageVersion Include="Npgsql" Version="8.0.4" />
   </ItemGroup>
   <!-- Redis dependencies -->
   <ItemGroup>