Update dependency Moq to v4.20.69

Author: renovate[bot]

src/Cake.AzureDevOps.Tests/Cake.AzureDevOps.Tests.csproj

@@ -19,7 +19,7 @@
     <PackageReference Include="Cake.Core" Version="3.0.0" />
     <PackageReference Include="Cake.Testing" Version="3.0.0" />
     <PackageReference Include="Microsoft.TeamFoundationServer.Client" Version="16.205.1" />
-    <PackageReference Include="Moq" Version="4.18.4" />
+    <PackageReference Include="Moq" Version="4.20.69" />
     <PackageReference Include="Shouldly" Version="4.2.1" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118" />
     <PackageReference Include="xunit" Version="2.5.3" />