Merge pull request #1053 from JoKeyser/add-a-missing-dollar-sign-in-bash-listing

add a missing $ in bash listing

Author: martinosorb

episodes/07-github.md

@@ -162,7 +162,7 @@ computers to access your account.
 We will run the list command to check what key pairs already exist on your computer.
 
 ```bash
-ls -al ~/.ssh
+$ ls -al ~/.ssh
 ```
 
 Your output is going to look a little different depending on whether or not SSH has ever been set up on the computer you are using.