Add autorefresh option to VS Code repository config

Author: ntrogh

docs/setup/linux.md

@@ -86,7 +86,7 @@ We currently ship the stable 64-bit VS Code for RHEL, Fedora, or CentOS based di
 
     ```bash
     sudo rpm --import https://packages.microsoft.com/keys/microsoft.asc
-    echo -e "[code]\nname=Visual Studio Code\nbaseurl=https://packages.microsoft.com/yumrepos/vscode\nenabled=1\ngpgcheck=1\ngpgkey=https://packages.microsoft.com/keys/microsoft.asc" | sudo tee /etc/yum.repos.d/vscode.repo > /dev/null
+    echo -e "[code]\nname=Visual Studio Code\nbaseurl=https://packages.microsoft.com/yumrepos/vscode\nenabled=1\nautorefresh=1\ntype=rpm-md\ngpgcheck=1\ngpgkey=https://packages.microsoft.com/keys/microsoft.asc" | sudo tee /etc/yum.repos.d/vscode.repo > /dev/null
     ```
 
 1. Then update the package cache and install the package using `dnf` (Fedora 22 and above):
@@ -133,13 +133,12 @@ The yum repository [mentioned previously](#rhel-fedora-and-centos-based-distribu
 
     ```bash
     sudo rpm --import https://packages.microsoft.com/keys/microsoft.asc
-    echo -e "[code]\nname=Visual Studio Code\nbaseurl=https://packages.microsoft.com/yumrepos/vscode\nenabled=1\ntype=rpm-md\ngpgcheck=1\ngpgkey=https://packages.microsoft.com/keys/microsoft.asc" |sudo tee /etc/zypp/repos.d/vscode.repo > /dev/null
+    echo -e "[code]\nname=Visual Studio Code\nbaseurl=https://packages.microsoft.com/yumrepos/vscode\nenabled=1\nautorefresh=1\ntype=rpm-md\ngpgcheck=1\ngpgkey=https://packages.microsoft.com/keys/microsoft.asc" |sudo tee /etc/zypp/repos.d/vscode.repo > /dev/null
     ```
 
 1. Then update the package cache and install the package using:
 
     ```bash
-    sudo zypper refresh
     sudo zypper install code
     ```