Bump Prism.Wpf from 7.2.0.1367 to 8.1.97

Bumps [Prism.Wpf](https://github.com/PrismLibrary/Prism) from 7.2.0.1367 to 8.1.97.
- [Release notes](https://github.com/PrismLibrary/Prism/releases)
- [Commits](https://github.com/PrismLibrary/Prism/commits)

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

phirSOFT.FluentPrismAdapters/phirSOFT.FluentPrismAdapters.csproj

@@ -25,7 +25,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="phirSOFT.TopologicalComparison" Version="0.2.5" />
-    <PackageReference Include="Prism.Wpf" Version="8.0.0.1909" />
+    <PackageReference Include="Prism.Wpf" Version="8.1.97" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\phirSOFT.FluentPrismAdapters.Annotations\phirSOFT.FluentPrismAdapters.Annotations.csproj" />