chore: remove outdated docker script

.github/workflows/workflow.yaml

@@ -62,34 +62,3 @@ jobs:
           tar -xzf gitleaks_8.10.1_linux_x64.tar.gz && \
           sudo install gitleaks /usr/bin && \
           gitleaks detect --report-format json --report-path leak_report -v
-
-  docker:
-    runs-on: ubuntu-latest
-    needs: build
-    if:
-      contains('
-        refs/heads/main
-      ', github.ref)
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-        with:
-          submodules: recursive
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-      - name: Login to DockerHub
-        uses: docker/login-action@v1
-        with:
-          username: ${{secrets.DOCKER_USER}}
-          password: ${{secrets.DOCKER_PASSWORD}}
-      - name: Build and push
-        uses: docker/build-push-action@v2
-        if: github.ref == 'refs/heads/main'
-        with:
-          context: .
-          push: true
-          tags: valory/${{ github.event.repository.name }}:main # note need to get the base ref to force for the branch
-