Bump ReactiveUI.WPF from 16.1.1 to 16.2.1 (#99)

Bumps [ReactiveUI.WPF](https://github.com/reactiveui/reactiveui) from 16.1.1 to 16.2.1.
- [Release notes](https://github.com/reactiveui/reactiveui/releases)
- [Commits](reactiveui/ReactiveUI@16.1.1...16.2.1)

---
updated-dependencies:
- dependency-name: ReactiveUI.WPF
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/ReactiveUI.WPF.SampleApp/ReactiveUI.WPF.SampleApp.csproj

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="ReactiveUI.WPF" Version="16.1.1" />
+    <PackageReference Include="ReactiveUI.WPF" Version="16.2.1" />
   </ItemGroup>
 
   <ItemGroup>

src/ReactiveUI.WPF.ViewToViewModelBindings/ReactiveUI.WPF.ViewToViewModelBindings.csproj

@@ -14,7 +14,7 @@
     <TreatWarningsAsErrors />
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="ReactiveUI.WPF" Version="16.1.1" />
+    <PackageReference Include="ReactiveUI.WPF" Version="16.2.1" />
   </ItemGroup>
 
   <ItemGroup>