Bump Python requirement torchvision to 0.21.0

ci/build.sh

@@ -17,7 +17,7 @@ fi
 IMAGE_TAG="$CI_REGISTRY_IMAGE:$VERSION"
 
 cd $CI_PROJECT_DIR
-docker build -f Dockerfile . -t "$IMAGE_TAG" --secret id=netrc,src=$HOME/.netrc
+docker build -f Dockerfile . -t "$IMAGE_TAG"
 
 # Publish the image on the main branch or on a tag
 if [ "$CI_COMMIT_REF_NAME" = "main" -o -n "$CI_COMMIT_TAG" ]; then