deps: Update dependency PublicApiGenerator to version 11

Updates-dependency: PublicApiGenerator
Updates-dependency-from-version: 10.3.0
Updates-dependency-to-version: 11.1.0

Author: renovate[bot]

src/MarkdownGenerator.Test.ApiApproval/Grynwald.MarkdownGenerator.Test.ApiApproval.csproj

@@ -10,7 +10,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
-    <PackageReference Include="PublicApiGenerator" Version="10.3.0" />
+    <PackageReference Include="PublicApiGenerator" Version="11.1.0" />
     <PackageReference Include="coverlet.collector" Version="3.2.0" PrivateAssets="All" />
   </ItemGroup>