Update spring-batch-s3/src/main/java/org/springframework/batch/extensions/s3/stream/Defaults.java

Co-authored-by: Volodymyr <dgray16@users.noreply.github.com>
Signed-off-by: Andrea Cioni <supercionci@hotmail.it>

Author: andreacioni

spring-batch-s3/src/main/java/org/springframework/batch/extensions/s3/stream/Defaults.java

@@ -19,7 +19,7 @@
 import org.springframework.util.unit.DataSize;
 
 final class Defaults {
-	static final int DEFAULT_PART_SIZE = (int) DataSize.ofMegabytes(5).toBytes();
+	static final int DEFAULT_PART_SIZE = (int) DataSize.ofMegabytes(5L).toBytes();
 
 	static  final String DEFAULT_CONTENT_TYPE = "application/octet-stream";