retry longer for default route, narrow when setup runs to fix test breakage

Change-Id: If31e3e12fad58912747de01ccf6ebe759db807a4
diff --git a/roles/test-exampleservice/tasks/main.yml b/roles/test-exampleservice/tasks/main.yml
index 12bf2af..08fad6b 100644
--- a/roles/test-exampleservice/tasks/main.yml
+++ b/roles/test-exampleservice/tasks/main.yml
@@ -62,8 +62,8 @@
   shell: lxc exec testclient -- route | grep default | grep "eth0.222.111"
   register: result
   until: result | success
-  retries: 3
-  delay: 10
+  retries: 20
+  delay: 30
   tags:
     - skip_ansible_lint # running a sub job