ci: update version-set only if docker image is built

Author: geokrety-bot

.github/workflows/docker-build.yml

@@ -19,3 +19,9 @@ jobs:
         with:
           dockerhub_username: "${{ vars.DOCKERHUB_USERNAME }}"
           dockerhub_token: "${{ secrets.DOCKERHUB_TOKEN }}"
+
+  update-version-set:
+    uses: geokrety/geokrety-gha-workflows/.github/workflows/version-set.yml@main
+    needs: docker
+    secrets:
+      GH_TOKEN: ${{ secrets.GH_TOKEN }}