Merge pull request #23632 from dreis2211

* pr/23632:
  Fix XML tag in image publishing example

Closes gh-23632

Author: snicoll

spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/docs/asciidoc/packaging-oci-image.adoc

@@ -338,7 +338,7 @@ The generated image can be published to a Docker registry by enabling a `publish
 								<password>secret</password>
 								<url>https://docker.example.com/v1/</url>
 								<email>user@example.com</email>
-							</builderpublish>
+							</publishRegistry>
 						</docker>
 					</configuration>
 				</plugin>