Bump Npgsql from 5.0.4 to 5.0.5

Bumps [Npgsql](https://github.com/npgsql/npgsql) from 5.0.4 to 5.0.5.
- [Release notes](https://github.com/npgsql/npgsql/releases)
- [Commits](https://github.com/npgsql/npgsql/compare/v5.0.4...v5.0.5)

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

OhmGraphite/OhmGraphite.csproj

@@ -36,7 +36,7 @@
 
   <ItemGroup>
     <PackageReference Include="InfluxDB.Client" Version="1.18.0" />
-    <PackageReference Include="Npgsql" Version="5.0.4" />
+    <PackageReference Include="Npgsql" Version="5.0.5" />
     <PackageReference Include="prometheus-net" Version="4.1.1" />
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="5.0.0" />
     <PackageReference Include="TopShelf" Version="4.3.0" />