Bump Azure.Identity from 1.18.0 to 1.19.0

---
updated-dependencies:
- dependency-name: Azure.Identity
  dependency-version: 1.19.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -22,7 +22,7 @@
 
   <!-- Azure.* Packages -->
   <ItemGroup>
-    <PackageVersion Include="Azure.Identity" Version="1.18.0" />
+    <PackageVersion Include="Azure.Identity" Version="1.19.0" />
     <PackageVersion Include="Azure.Storage.Blobs" Version="12.27.0" />
     <PackageVersion Include="Microsoft.Azure.Functions.Worker" Version="2.51.0" />
     <PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.Http" Version="3.3.0" />