Reapply "chore: prepare release 3.0.73"

This reverts commit ffbb0ce.

Author: ewaostrowska

.github/workflows/maven-pr-3.0.yml

@@ -28,6 +28,11 @@ jobs:
           distribution: temurin
           cache: maven
           overwrite-settings: false
+      - name: Add Central-Portal snapshot repo to settings.xml
+        uses: s4u/[email protected]
+        with:
+          repositories: '[{"id":"central-portal-snapshots","name":"Sonatype Central Portal snapshots","url":"https://central.sonatype.com/repository/maven-snapshots/","releases":{"enabled":false},"snapshots":{"enabled":true}}]'
+          servers: '[{"id":"central","username":"${{ secrets.MAVEN_CENTRAL_USERNAME }}","password":"${{ secrets.MAVEN_CENTRAL_PASSWORD }}"}]'
       - name: preliminary checks
         run: |
           docker login --username=${{ secrets.DOCKERHUB_SB_USERNAME }} --password=${{ secrets.DOCKERHUB_SB_PASSWORD }}