Fix ProjectionNameResolver usage in DefaultProjectionEngine

Co-authored-by: JeanMarcMbouma <16613177+JeanMarcMbouma@users.noreply.github.com>

Author: Copilot

src/BbQ.Events/Engine/DefaultProjectionEngine.cs

@@ -388,7 +388,9 @@ private static ProjectionOptions GetProjectionOptions(Type concreteType)
         };
 
         // Use ProjectionNameResolver for consistent name resolution
-        options.ProjectionName = ProjectionNameResolver.Resolve(concreteType, registeredOptions);
+        // Since we don't have registered options (they would have been returned above),
+        // pass null to get the type name
+        options.ProjectionName = ProjectionNameResolver.Resolve(concreteType, null);
 
         return options;
     }