get rid of running 'containerd config default' with sudo

'containerd config default' doesn't require root privileges,
so it doesn't make sense to run it with sudo

Author: bart0sh

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

@@ -122,7 +122,7 @@ sudo apt-get update && sudo apt-get install -y containerd.io
 ```shell
 # Configure containerd
 sudo mkdir -p /etc/containerd
-sudo containerd config default | sudo tee /etc/containerd/config.toml
+containerd config default | sudo tee /etc/containerd/config.toml
 ```
 
 ```shell
@@ -140,7 +140,7 @@ sudo apt-get update && sudo apt-get install -y containerd
 ```shell
 # Configure containerd
 sudo mkdir -p /etc/containerd
-sudo containerd config default | sudo tee /etc/containerd/config.toml
+containerd config default | sudo tee /etc/containerd/config.toml
 ```
 
 ```shell
@@ -210,7 +210,7 @@ sudo yum update -y && sudo yum install -y containerd.io
 ```shell
 ## Configure containerd
 sudo mkdir -p /etc/containerd
-sudo containerd config default | sudo tee /etc/containerd/config.toml
+containerd config default | sudo tee /etc/containerd/config.toml
 ```
 
 ```shell