BeanWrapperImpl.setPropertyValue throws InvalidPropertyException with correct property value for nested collection case

Issue: SPR-12866
(cherry picked from commit d506767)

Author: jhoeller

spring-beans/src/main/java/org/springframework/beans/BeanWrapperImpl.java

@@ -1025,7 +1025,7 @@ else if (propValue instanceof Map) {
 			else {
 				throw new InvalidPropertyException(getRootClass(), this.nestedPath + propertyName,
 						"Property referenced in indexed property path '" + propertyName +
-						"' is neither an array nor a List nor a Map; returned value was [" + pv.getValue() + "]");
+						"' is neither an array nor a List nor a Map; returned value was [" + propValue + "]");
 			}
 		}