chore: remove version

Author: samrose

.github/workflows/dockerhub-release-matrix.yml

@@ -185,7 +185,6 @@ jobs:
     strategy:
       matrix:
         image_tag: ${{ fromJson(needs.build.outputs.image_tags) }}
-        version: ${{ fromJson(needs.build.outputs.versions) }}
     runs-on: ubuntu-latest
     steps:
       - uses: docker/setup-buildx-action@v3
@@ -205,7 +204,7 @@ jobs:
           SLACK_WEBHOOK: ${{ secrets.SLACK_NOTIFICATIONS_WEBHOOK }}
           SLACK_USERNAME: "gha-failures-notifier"
           SLACK_COLOR: "danger"
-          SLACK_MESSAGE: "Building Postgres image failed for version ${{ matrix.version }}"
+          SLACK_MESSAGE: "Building Postgres image failed for version ${{ matrix.image_tag }}"
           SLACK_FOOTER: ""
 
   get_publish_version: