feat: add HideEventAttribute to hide in documentation

src/Be.Vlaanderen.Basisregisters.EventHandling/Documentation/RegistryEventsMarkdownBuilder.cs

@@ -37,6 +37,7 @@ public string GenerateFor(IEnumerable<EventTag> tags)
                 .Assembly
                 .GetExportedTypes()
                 .Where(IsClassWithAttribute<EventNameAttribute>)
+                .Where(t => !IsClassWithAttribute<HideEventAttribute>(t))
                 .Where(HasEventTags(tags.ToList()))
                 .Select(CreateEventInformation);
 

src/Be.Vlaanderen.Basisregisters.EventHandling/HideEventAttribute.cs

@@ -0,0 +1,8 @@
+namespace Be.Vlaanderen.Basisregisters.EventHandling
+{
+    using System;
+
+    [AttributeUsage(AttributeTargets.Class, Inherited = false)]
+    public class HideEventAttribute : Attribute
+    { }
+}