Bump Microsoft.Azure.Devices.Shared from 1.30.3 to 1.30.4 in /src

Bumps [Microsoft.Azure.Devices.Shared](https://github.com/Azure/azure-iot-sdk-csharp) from 1.30.3 to 1.30.4.
- [Release notes](https://github.com/Azure/azure-iot-sdk-csharp/releases)
- [Commits](https://github.com/Azure/azure-iot-sdk-csharp/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Azure.Devices.Shared
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

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

@@ -119,7 +119,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Hosting.Server.Abstractions" Version="2.2.0" />
     <PackageReference Include="Microsoft.Azure.Devices" Version="1.39.0" />
     <PackageReference Include="Microsoft.Azure.Devices.Provisioning.Service" Version="1.18.3" />
-    <PackageReference Include="Microsoft.Azure.Devices.Shared" Version="1.30.3" />
+    <PackageReference Include="Microsoft.Azure.Devices.Shared" Version="1.30.4" />
     <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="7.0.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>

src/IoTHub.Portal.Server/IoTHub.Portal.Server.csproj

@@ -50,7 +50,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="5.1.0" />
     <PackageReference Include="Microsoft.Azure.Devices" Version="1.39.0" />
     <PackageReference Include="Microsoft.Azure.Devices.Provisioning.Service" Version="1.18.3" />
-    <PackageReference Include="Microsoft.Azure.Devices.Shared" Version="1.30.3" />
+    <PackageReference Include="Microsoft.Azure.Devices.Shared" Version="1.30.4" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
     <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="7.0.4">
       <PrivateAssets>all</PrivateAssets>