Polishing.

Remove superfluous logging.

See #2595
Original Pull Request: #3318

Author: mp911de

src/main/java/org/springframework/data/mapping/context/AbstractMappingContext.java

@@ -243,7 +243,6 @@ public Collection<E> getPersistentEntities() {
 	@Override
 	@Nullable
 	public E getPersistentEntity(Class<?> type) {
-		LOGGER.info("obtain persistent entity for type: " + type);
 		return getPersistentEntity(TypeInformation.of(type));
 	}