Remove Unused Docker build

Author: osalpekar

.circleci/config.yml

@@ -81,27 +81,6 @@ jobs:
           name: .circleci/config.yml not in sync with config.yml.in! Run '$ python .circleci/regenerate.py' to fix this.
           command: exit 1
 
-  smoke_test_docker_image_build:
-    machine:
-      image: ubuntu-1604:201903-01
-    resource_class: large
-    environment:
-      image_name: torchtext/smoke_test
-    steps:
-      - checkout
-      - run:
-          name: Build and push Docker image
-          no_output_timeout: "1h"
-          command: |
-            set +x
-            echo "${DOCKER_HUB_TOKEN}" | docker login --username "${DOCKER_HUB_USERNAME}" --password-stdin
-            set -x
-            cd .circleci/smoke_test/docker && docker build . -t ${image_name}:${CIRCLE_WORKFLOW_ID}
-            docker tag ${image_name}:${CIRCLE_WORKFLOW_ID} ${image_name}:latest
-            docker push ${image_name}:${CIRCLE_WORKFLOW_ID}
-            docker push ${image_name}:latest
-
-
   stylecheck:
     <<: *binary_common
     docker:
@@ -120,14 +99,3 @@ workflows:
   lint:
     jobs:
       - circleci_consistency
-  docker_build:
-    triggers:
-      - schedule:
-          cron: "0 10 * * 0"
-          filters:
-            branches:
-              only:
-                - main
-    jobs:
-      - smoke_test_docker_image_build:
-          context: org-member