dra test config: bump wait for jobs to finish timeout

[alaypatel07]

What type of PR is this?

/kind bug

What this PR does / why we need it:

The current 5k node test is failing because the test is not waiting for all the jobs to finish. This PR is bumping the timeout for the jobs.

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

1. job run: https://prow.k8s.io/view/gs/kubernetes-ci-logs/logs/ci-kubernetes-e2e-kops-gce-5000-node-dra-with-workload-ipalias-using-cl2/1990978381612584960
2. failure message: E1119 05:37:26.257214 21793 clusterloader.go:258] Errors: [measurement call WaitForFinishedJobs - WaitForFinishedJobs error: 1824 Jobs timed out: test-2d3ecr-2/small-1000,...
3. latency numbers are still under the SLO

    {
      "data": {
        "Perc50": 2032.288272,
        "Perc90": 2631.835891,
        "Perc99": 3056.095243
      },
      "unit": "ms",
      "labels": {
        "Metric": "pod_startup"
      }
    },

from here: https://storage.googleapis.com/kubernetes-ci-logs/logs/ci-kubernetes-e2e-kops-gce-5000-node-dra-with-workload-ipalias-using-cl2/1990978381612584960/artifacts/StatelessPodStartupLatency_ChurnPodStartupLatency_dra-steady-state_2025-11-19T05:27:25Z.json

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: alaypatel07
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[wojtek-t]

/assign @mborsz

[k8s-ci-robot]

@alaypatel07: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-perf-tests-ec2-master-scale-performance-100	d47dbc8	link	true	/test pull-perf-tests-ec2-master-scale-performance-100

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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