Update hub/dev-environment/javascript/vue-on-wsl.md

Co-authored-by: Copilot <[email protected]>

Author: GrantMeStrength

hub/dev-environment/javascript/vue-on-wsl.md

@@ -30,6 +30,7 @@ The recommended way to start a new Vue 3 project is `npm create vue@latest`, whi
 2. Navigate to your projects directory:
 
    ```bash
+   mkdir -p ~/projects
    cd ~/projects
    ```