build(deps): Bump the all group with 1 update

Bumps the all group with 1 update: [DependencyPropertyGenerator](https://github.com/HavenDV/DependencyPropertyGenerator).


Updates `DependencyPropertyGenerator` from 1.3.3 to 1.4.0
- [Commits](https://github.com/HavenDV/DependencyPropertyGenerator/commits)

---
updated-dependencies:
- dependency-name: DependencyPropertyGenerator
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

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

src/Directory.Packages.props

@@ -24,7 +24,7 @@
     <PackageVersion Include="Uno.WinUI.Skia.Gtk" Version="5.0.48" />
     <PackageVersion Include="Uno.WinUI.WebAssembly" Version="5.0.48" />
     <PackageVersion Include="Xamarin.Google.Android.Material" Version="1.10.0.1" />
-    <PackageVersion Include="DependencyPropertyGenerator" Version="1.3.3" />
+    <PackageVersion Include="DependencyPropertyGenerator" Version="1.4.0" />
     <PackageVersion Include="OxyPlot.Core" Version="2.1.2" />
     <PackageVersion Include="WpfAnalyzers" Version="4.1.1" />
     <PackageVersion Include="CommunityToolkit.WinUI.UI" Version="7.1.2" />