Flaky test: TestPlugin/TestAttestWithPidInPodAfterRetry

[rturner3]

https://github.com/spiffe/spire/actions/runs/11258429997/job/31305067852?pr=5556

--- FAIL: TestPlugin (60.52s)
    --- FAIL: TestPlugin/TestAttestWithPidInPodAfterRetry (60.07s)
        load.go:90: log: time="2024-10-09T15:48:23Z" level=info msg="Using the new container locator"
            
        load.go:90: log: time="2024-10-09T15:48:23Z" level=warning msg="Container id not found" attempt=1 container_id=9bca8d63d5fa610783847915bcff0ecac1273e5b4bed3f6fa1b07350e0135961 pod_uid=2c48913c-b29f-11e7-9350-020968147796 retry_interval=1s
            
        load.go:90: log: time="2024-10-09T15:48:23Z" level=warning msg="Container id not found" attempt=2 container_id=9bca8d63d5fa610783847915bcff0ecac1273e5b4bed3f6fa1b07350e0135961 pod_uid=2c48913c-b29f-11e7-9350-020968147796 retry_interval=1s
            
        load.go:90: log: time="2024-10-09T15:48:23Z" level=warning msg="Container id not found" attempt=3 container_id=9bca8d63d5fa6[107](https://github.com/spiffe/spire/actions/runs/11258429997/job/31305067852?pr=5556#step:5:108)83847915bcff0ecac1273e5b4bed3f6fa1b07350e0135961 pod_uid=2c48913c-b29f-11e7-9350-020968147796 retry_interval=1s
            
        k8s_test.go:162: 
            	Error Trace:	/home/runner/work/spire/spire/pkg/agent/plugin/workloadattestor/k8s/k8s_test.go:162
            	Error:      	timed out waiting for attest response
            	Test:       	TestPlugin/TestAttestWithPidInPodAfterRetry
FAIL
FAIL	github.com/spiffe/spire/pkg/agent/plugin/workloadattestor/k8s	60.544s