Bump prometheus-net from 8.1.0 to 8.2.0 in /src

Bumps [prometheus-net](https://github.com/prometheus-net/prometheus-net) from 8.1.0 to 8.2.0.
- [Release notes](https://github.com/prometheus-net/prometheus-net/releases)
- [Changelog](https://github.com/prometheus-net/prometheus-net/blob/master/History)
- [Commits](prometheus-net/prometheus-net@v8.1.0...v8.2.0)

---
updated-dependencies:
- dependency-name: prometheus-net
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/IoTHub.Portal.Infrastructure/IoTHub.Portal.Infrastructure.csproj

@@ -139,7 +139,7 @@
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.11" />
     <PackageReference Include="Polly.Extensions.Http" Version="3.0.0" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="7.0.0" />
-    <PackageReference Include="prometheus-net" Version="8.1.0" />
+    <PackageReference Include="prometheus-net" Version="8.2.0" />
     <PackageReference Include="Quartz.Extensions.DependencyInjection" Version="3.7.0" />
     <PackageReference Include="SixLabors.ImageSharp" Version="3.0.2" />
     <PackageReference Include="System.Linq.Dynamic.Core" Version="1.3.5" />