Revert Value13 and Value14 changes - properties don't exist in Casbin.NET 2.7.0

Co-authored-by: hsluoyz <3787410+hsluoyz@users.noreply.github.com>

Author: Copilot

Casbin.Persist.Adapter.EFCore/DefaultPersistPolicyEntityTypeConfiguration.cs

@@ -34,8 +34,6 @@ public virtual void Configure(EntityTypeBuilder<EFCorePersistPolicy<TKey>> build
             builder.Ignore(p => p.Value10);
             builder.Ignore(p => p.Value11);
             builder.Ignore(p => p.Value12);
-            builder.Ignore(p => p.Value13);
-            builder.Ignore(p => p.Value14);
 
             builder.HasIndex(p => p.Type);
             builder.HasIndex(p => p.Value1);