Let's have a default ingress class, eh? (yaml was a mistake)

Signed-off-by: Martyn Ranyard <m@rtyn.berlin>

everything-app/app-ingress-nginx.yaml

@@ -15,7 +15,7 @@ spec:
     helm:
       parameters:
       - name: controller.ingressClassResource.default
-        value: true
+        value: "true"
       - name: controller.service.type
         value: LoadBalancer
       - name: controller.allowSnippetAnnotations