Fix typo in FlywayAutoConfiguration's javadoc

Closes #1183

Author: making

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayAutoConfiguration.java

@@ -117,7 +117,7 @@ else if (this.flywayDataSource != null) {
 
 	/**
 	 * Additional configuration to ensure that {@link EntityManagerFactory} beans
-	 * depend-on the liquibase bean.
+	 * depend-on the flyway bean.
 	 */
 	@Configuration
 	@ConditionalOnClass(LocalContainerEntityManagerFactoryBean.class)