Use correct logger name in QuerydslDataFetcher

Closes gh-1185

Signed-off-by: Patrick Grosslicht <[email protected]>

Author: pgrosslicht

Diff for: spring-graphql/src/main/java/org/springframework/graphql/data/query/QuerydslDataFetcher.java

@@ -106,7 +106,7 @@
  */
 public abstract class QuerydslDataFetcher<T> {
 
-	private static final Log logger = LogFactory.getLog(QueryByExampleDataFetcher.class);
+	private static final Log logger = LogFactory.getLog(QuerydslDataFetcher.class);
 
 	private static final QuerydslPredicateBuilder BUILDER = new QuerydslPredicateBuilder(
 			DefaultConversionService.getSharedInstance(), SimpleEntityPathResolver.INSTANCE);