Fix dependency management of hibernate-validator-annotation-processor

Closes gh-12210

Author: aheritier

spring-boot-project/spring-boot-dependencies/pom.xml

@@ -1872,7 +1872,7 @@
 				<version>${hibernate-validator.version}</version>
 			</dependency>
 			<dependency>
-				<groupId>org.hibernate</groupId>
+				<groupId>org.hibernate.validator</groupId>
 				<artifactId>hibernate-validator-annotation-processor</artifactId>
 				<version>${hibernate-validator.version}</version>
 			</dependency>