chore(deps): update dependency publicapigenerator to 11.4.5

Author: renovate[bot]

src/Directory.Packages.props

@@ -13,7 +13,7 @@
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Reactive.Testing" Version="$(RxVersion)" />
     <PackageVersion Include="Nerdbank.GitVersioning" Version="3.7.115" />
-    <PackageVersion Include="PublicApiGenerator" Version="11.3.0" />
+    <PackageVersion Include="PublicApiGenerator" Version="11.4.5" />
     <PackageVersion Include="Roslynator.Analyzers" Version="4.12.10" />
     <PackageVersion Include="Shouldly" Version="4.3.0" />
     <PackageVersion Include="Splat" Version="$(SplatVersion)" />