Merge pull request #25242 from stefanpetter/patch-1

Added step to create /etc/docker/ folder in Ubuntu instruction

Author: k8s-ci-robot

content/en/docs/setup/production-environment/container-runtimes.md

@@ -470,6 +470,11 @@ sudo apt-get update && sudo apt-get install -y \
   docker-ce-cli=5:19.03.11~3-0~ubuntu-$(lsb_release -cs)
 ```
 
+```shell
+## Create /etc/docker
+sudo mkdir /etc/docker
+```
+
 ```shell
 # Set up the Docker daemon
 cat <<EOF | sudo tee /etc/docker/daemon.json