remove armv7 as its no longer functional in docker

Author: tunip3

.github/workflows/Docker.yml

@@ -20,7 +20,7 @@ jobs:
         id: prepare
         run: |
           DOCKER_IMAGE=storedev/store-bot
-          DOCKER_PLATFORMS=linux/amd64,linux/arm/v7,linux/arm64
+          DOCKER_PLATFORMS=linux/amd64,linux/arm64
           VERSION=edge
 
           if [[ $GITHUB_REF == refs/tags/* ]]; then