Update Dockerfile

Status Job ID Name Coverage
  Pre Deploy
failed #29138
docker-image-builder
build_docker_image

00:01

 
Name Stage Failure
failed
build_docker_image Pre Deploy There is an unknown failure, please try again
 ---> Running in 1fa81d39f10d
yarn install v1.22.4
info No lockfile found.
[1/5] Validating package.json...
[2/5] Resolving packages...
error Couldn't find package "cheerio" on the "npm" registry.
info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.
The command '/bin/sh -c yarn install' returned a non-zero code: 1
ERROR: Job failed: exit status 1