doc(update-version-pipeline): fix documentation

documentation/chapters/pipelines/update-version-pipeline.adoc

@@ -77,15 +77,20 @@ include:
 
 # This is optional
 push-docker-image:
+  extends: .publish-image-kaniko
   stage: release
-  extends: .push-image-kaniko
   # You only need NEED if you use a artifact from your parent pipeline to build the image
   needs:
     - pipeline: $PARENT_PIPELINE_ID
-      #Get artifacts from parent pipeline #https://docs.gitlab.com/ee/ci/yaml/README.html#artifact-downloads-to-child-pipelines
-      job: mvn-build
+      job: Build
     - job: increase-version
-    - job: push-tag-version
+    - job: push-tag-and-version
+  rules:
+    - when: always
+  before_script:
+    - "[ -f ./version ] && export LATEST_VERSION=$(cat ./version)"
+    - export PARSED_VERSION=$(echo $LATEST_VERSION | sed -r 's/\+/_/g') # Replace + sign since this is not valid in a docker tag
+    - export IMAGE_NAME=$CI_REGISTRY_IMAGE:$PARSED_VERSION
 ----
 
 You pipeline then looks like the following: