Add comment to k3d setup

Signed-off-by: Brooke Hamilton <[email protected]>

.github/workflows/test.yaml

@@ -40,6 +40,7 @@ jobs:
       - name: Download k3d
         run: wget -q -O - https://raw.githubusercontent.com/k3d-io/k3d/main/install.sh | bash
       - name: Create k3d cluster
+        # Map localhost port 80 on the external load balancer, and disable traefik and the internal load balancer.
         run: k3d cluster create --agents 2 -p "80:80@loadbalancer" --k3s-arg "--disable=traefik@server:*" --k3s-arg "--disable=servicelb@server:*" --registry-create reciperegistry:51351
       - name: Install Dapr
         run: |