Revert "change arch annotation for armv6l"

This reverts commit cde0c010b4.

.circleci/config.yml

@@ -137,7 +137,7 @@ jobs:
             docker manifest create --amend $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG} $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-amd64 $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-arm32v7 $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-arm32v6
             docker manifest annotate $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG} $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-amd64 --os linux --arch amd64
             docker manifest annotate $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG} $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-arm32v7 --os linux --arch arm --variant v7
-            docker manifest annotate $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG} $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-arm32v6 --os linux --arch armv6l 
+            docker manifest annotate $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG} $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}-arm32v6 --os linux --arch arm --variant v6
             docker manifest inspect $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG}
             echo "push manifest"
             docker manifest push $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:${TAG} -p