Update devcontainer.json

Author: Chuxel

container-templates/dockerfile/.devcontainer/devcontainer.json

@@ -21,6 +21,7 @@
 	// Use 'settings' to set *default* container specific settings.json values on container create. 
 	// You can edit these settings after create using File > Preferences > Settings > Remote.
 	"settings": { 
+		// If you are using an Alpine-based image, change this to /bin/ash
 		"terminal.integrated.shell.linux": "/bin/bash"
 	},
 
@@ -32,4 +33,4 @@
 
 	// Add the IDs of extensions you want installed when the container is created in the array below.
 	"extensions": []
-	}
+	}