Fixed issue that is caused by an internal predicate builder. (#7640)

Author: michaelstaib

src/GreenDonut/src/Core/Predicates/DefaultPredicateBuilder.cs

@@ -3,8 +3,11 @@
 
 namespace GreenDonut.Predicates;
 
+/// <summary>
+/// A default implementation of the <see cref="IPredicateBuilder"/>.
+/// </summary>
 [Experimental(Experiments.Predicates)]
-internal sealed class DefaultPredicateBuilder : IPredicateBuilder
+public sealed class DefaultPredicateBuilder : IPredicateBuilder
 {
     private List<LambdaExpression>? _predicates;