chore(postfix-exporter): removed edge labels from tag builds for postfix-exporter

Author: outofrange

.github/workflows/tags.yml

@@ -53,7 +53,6 @@ jobs:
           DOCKER_ACCESS_TOKEN: '${{ secrets.DOCKER_ACCESS_TOKEN }}'
           tags: |
             boky/postfix-exporter:latest
-            boky/postfix-exporter:edge
             boky/postfix-exporter:${{ env.RELEASE_VERSION }}
             boky/postfix-exporter:${{ env.RELEASE_VERSION_NO_v }}