Refactor cut-release action

Author: unidevel

.github/workflows/presto-release-prepare.yml

@@ -51,8 +51,9 @@ jobs:
         run: |
           PRESTO_RELEASE_VERSION=$(mvn org.apache.maven.plugins:maven-help-plugin:3.2.0:evaluate \
             -Dexpression=project.version -q -ntp -DforceStdout | tail -n 1)
-          echo "PRESTO_RELEASE_VERSION=$PRESTO_RELEASE_VERSION"
           echo "PRESTO_RELEASE_VERSION=$PRESTO_RELEASE_VERSION" >> $GITHUB_ENV
+          echo "PRESTO_RELEASE_VERSION=$PRESTO_RELEASE_VERSION"
+          echo "In case cut release failed, please delete the tag ${{PRESTO_RELEASE_VERSION}} and the branch release-${{PRESTO_RELEASE_VERSION}} manually, then re-run this action."
 
       - name: Update version in master
         run: |