Remove dockerhub build. Not needed.

.github/workflows/build.yaml

@@ -56,31 +56,3 @@ jobs:
       run: poetry run coveralls --service=github
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-  build_and_publish_image:
-    # Only run this job if the run_tests job has succeeded, and if
-    # this workflow was triggered by the creation of a new tag
-    needs: run_tests
-    if: github.event_name == 'create' && github.event.ref_type == 'tag' && github.event.repository.fork == false
-    runs-on: ubuntu-latest
-    env:
-      DOCKER_REPOSITORY: observatorycontrolsystem/science-archive
-      DOCKER_IMAGE_TAG: ${{ github.event.ref }}
-    steps:
-      - name: Check out repository
-        uses: actions/checkout@v2
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-      - name: Login to DockerHub
-        uses: docker/login-action@v1
-        with:
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
-      - name: Build image and push to Docker Hub
-        uses: docker/build-push-action@v2
-        with:
-          context: .
-          no-cache: true
-          pull: true
-          push: true
-          tags: ${{ env.DOCKER_REPOSITORY }}:${{ env.DOCKER_IMAGE_TAG }}