Docker: pull image before building (#30614)

* pin to a specific version

* pull latest version

* dont need version debug

selfdrive/test/docker_build.sh

@@ -17,7 +17,7 @@ fi
 
 source $SCRIPT_DIR/docker_common.sh $1 "$TAG_SUFFIX"
 
-DOCKER_BUILDKIT=1 docker buildx build --platform $PLATFORM --load --cache-to type=inline --cache-from type=registry,ref=$REMOTE_TAG -t $REMOTE_TAG -t $LOCAL_TAG -f $OPENPILOT_DIR/$DOCKER_FILE $OPENPILOT_DIR
+DOCKER_BUILDKIT=1 docker buildx build --pull --platform $PLATFORM --load --cache-to type=inline --cache-from type=registry,ref=$REMOTE_TAG -t $REMOTE_TAG -t $LOCAL_TAG -f $OPENPILOT_DIR/$DOCKER_FILE $OPENPILOT_DIR
 
 if [ -n "$PUSH_IMAGE" ]; then
   docker push $REMOTE_TAG