Bump Microsoft.SemanticKernel from 1.72.0 to 1.73.0

---
updated-dependencies:
- dependency-name: Microsoft.SemanticKernel
  dependency-version: 1.73.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -36,7 +36,7 @@
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Sqlite" Version="10.0.3" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="10.0.3" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.3" />
-    <PackageVersion Include="Microsoft.SemanticKernel" Version="1.72.0" />
+    <PackageVersion Include="Microsoft.SemanticKernel" Version="1.73.0" />
     <PackageVersion Include="Microsoft.SemanticKernel.Connectors.PgVector" Version="1.70.0-preview" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.103" />
     <PackageVersion Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.23.0" />