fix: Add environment variable for Pulumi config passphrase in Cookiecutter test step

Signed-off-by: Steffen Exler <linuxluigi@users.noreply.github.com>

Author: linuxluigi

.github/workflows/main.yml

@@ -42,4 +42,6 @@ jobs:
         run: pulumi login --local
 
       - name: Cookiecutter test
+        env:
+          PULUMI_CONFIG_PASSPHRASE: k8s-on-hetzner-with-talos-rockz
         run: make test-cookiecutter