Use consistently *KotlinTests naming for Kotlin tests

Closes gh-30837

spring-beans/src/test/kotlin/org/springframework/beans/BeanUtilsKotlinTests.kt

@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test
  * @author Sebastien Deleuze
  */
 @Suppress("unused", "UNUSED_PARAMETER")
-class KotlinBeanUtilsTests {
+class BeanUtilsKotlinTests {
 
 	@Test
 	fun `Instantiate immutable class`() {

spring-beans/src/test/kotlin/org/springframework/beans/factory/annotation/AutowiredKotlinTests.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 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.
@@ -31,7 +31,7 @@ import org.springframework.beans.testfixture.beans.TestBean
  * @author Juergen Hoeller
  * @author Sebastien Deleuze
  */
-class KotlinAutowiredTests {
+class AutowiredKotlinTests {
 
 	@Test
 	fun `Autowiring with target`() {