chore(deps): update dependency reactiveui to 20.2.45

Author: renovate[bot]

src/Directory.Packages.props

@@ -26,7 +26,7 @@
     <PackageVersion Include="NLog" Version="5.4.0" />
     <PackageVersion Include="Prism.Core" Version="9.0.537" />
     <PackageVersion Include="Prism.Forms" Version="9.0.537" />
-    <PackageVersion Include="ReactiveUI" Version="20.1.63" />
+    <PackageVersion Include="ReactiveUI" Version="20.2.45" />
     <PackageVersion Include="Roslynator.Analyzers" Version="4.13.1" />
     <PackageVersion Include="Serilog" Version="4.2.0" />
     <PackageVersion Include="Serilog.Exceptions" Version="8.4.0" />