Wrong branch for bakerydemo

Author: ArneTR

.devcontainer/splash.md

@@ -25,7 +25,7 @@ python3 runner.py --name "Simple Test" --uri "/workspaces/green-metrics-tool/exa
 Then, if you want to see a more representative repository, try running our Bakery Demo repository we did together with the Wagtail Community:
 
 ```sh
-python3 runner.py --uri https://github.com/green-coding-solutions/bakerydemo --branch gmt --skip-system-checks --dev-no-optimization --dev-cache-build --skip-unsafe --name "Bakery Demo Test"
+python3 runner.py --uri https://github.com/green-coding-solutions/bakerydemo --branch gmt-pinned-versions --skip-system-checks --dev-no-optimization --dev-cache-build --skip-unsafe --name "Bakery Demo Test"
 ```
 
 To see the Metrics front end, go to your ports tab and follow the forwarding address for port 9143.