Merge pull request #44814 from quaff

* pr/44814:
  Polish

Closes gh-44814

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/batch/BatchProperties.java

@@ -103,7 +103,7 @@ public class BatchProperties {
 			return this.validateTransactionState;
 		}
 
-		public void setValidateTransactionState(Boolean validateTransactionState) {
+		public void setValidateTransactionState(boolean validateTransactionState) {
 			this.validateTransactionState = validateTransactionState;
 		}