pod-to-host:ping-ipv4-external-ip fails on GKE + KPR #44806
Description
When KPR is enabled on GKE, the pod-to-host:ping-ipv4-external-ip test fails, with and without policies enforced.
From https://github.com/cilium/cilium/actions/runs/23064464032/job/66999440526:
[.] Action [no-policies/pod-to-host:ping-ipv4-external-ip: cilium-test-1/client2-d56fbd75d-glv4d (10.101.192.208) -> 35.237.19.94 (35.237.19.94:0)]
❌ command "ping -c 1 -W 2 35.237.19.94" failed: command failed (pod=cilium-test-1/client2-d56fbd75d-glv4d, container=client2): command terminated with exit code 1
Sysdump: cilium-sysdump-20260313-182606.zip
It's unclear why KPR would make a different here.