Bump Azure.Storage.Blobs from 12.19.1 to 12.20.0 in /src

Bumps [Azure.Storage.Blobs](https://github.com/Azure/azure-sdk-for-net) from 12.19.1 to 12.20.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](Azure/azure-sdk-for-net@Azure.Storage.Blobs_12.19.1...Azure.Storage.Blobs_12.20.0)

---
updated-dependencies:
- dependency-name: Azure.Storage.Blobs
  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

@@ -111,7 +111,7 @@
     <PackageReference Include="Azure.Data.Tables" Version="12.8.3" />
     <PackageReference Include="Azure.Messaging.EventHubs" Version="5.11.3" />
     <PackageReference Include="Azure.Messaging.EventHubs.Processor" Version="5.11.3" />
-    <PackageReference Include="Azure.Storage.Blobs" Version="12.19.1" />
+    <PackageReference Include="Azure.Storage.Blobs" Version="12.20.0" />
     <PackageReference Include="CsvHelper" Version="30.1.0" />
     <PackageReference Include="Microsoft.AspNetCore.DataProtection.EntityFrameworkCore" Version="8.0.2" />
     <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="2.2.7" />

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

@@ -38,7 +38,7 @@
     <PackageReference Include="Azure.Data.Tables" Version="12.8.3" />
     <PackageReference Include="Azure.Messaging.EventHubs" Version="5.11.3" />
     <PackageReference Include="Azure.Messaging.EventHubs.Processor" Version="5.11.3" />
-    <PackageReference Include="Azure.Storage.Blobs" Version="12.19.1" />
+    <PackageReference Include="Azure.Storage.Blobs" Version="12.20.0" />
     <PackageReference Include="FluentValidation" Version="11.9.1" />
     <PackageReference Include="CsvHelper" Version="30.1.0" />
     <PackageReference Include="Hellang.Middleware.ProblemDetails" Version="6.5.1" />