Merge pull request #43866 from quaff

* pr/43866:
  Rename configuration class for consistency

Closes gh-43866

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/amqp/RabbitAutoConfiguration.java

@@ -176,7 +176,7 @@ public AmqpAdmin amqpAdmin(ConnectionFactory connectionFactory) {
 	@ConditionalOnClass(RabbitMessagingTemplate.class)
 	@ConditionalOnMissingBean(RabbitMessagingTemplate.class)
 	@Import(RabbitTemplateConfiguration.class)
-	protected static class MessagingTemplateConfiguration {
+	protected static class RabbitMessagingTemplateConfiguration {
 
 		@Bean
 		@ConditionalOnSingleCandidate(RabbitTemplate.class)