Use Class#componentType() for consistency with arrayType()

Java 12 introduced java.lang.Class#componentType() as a shortcut for
getComponentType().

Since we started using arrayType() in fe5560400c, this commit switches
to componentType() for consistent API usage style.

spring-oxm/src/main/java/org/springframework/oxm/jaxb/Jaxb2Marshaller.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -619,7 +619,7 @@ public class Jaxb2Marshaller implements MimeMarshaller, MimeUnmarshaller, Generi
 					parameterizedType.getActualTypeArguments().length == 1) {
 				Type typeArgument = parameterizedType.getActualTypeArguments()[0];
 				if (typeArgument instanceof Class<?> classArgument) {
-					return ((classArgument.isArray() && Byte.TYPE == classArgument.getComponentType()) ||
+					return ((classArgument.isArray() && Byte.TYPE == classArgument.componentType()) ||
 							isPrimitiveWrapper(classArgument) || isStandardClass(classArgument) ||
 							supportsInternal(classArgument, false));
 				}