av-test: allow bounded ARM readiness interpreter startup

services/bstein-dev-home/av-observer/deployment.yaml

@@ -57,7 +57,10 @@ spec:
           readinessProbe:
             exec:
               command: [python, -c, "import socket; socket.create_connection(('127.0.0.1', 8081), 2).close()"]
-            periodSeconds: 10
+            # Starting an interpreter under the ARM CPU quota can exceed the
+            # default one-second exec timeout, even when the listener is healthy.
+            timeoutSeconds: 5
+            periodSeconds: 15
           volumeMounts:
             - {name: receipts, mountPath: /app, readOnly: true}
       volumes: