roachtest: ssh_problem failed

roachtest.ssh_problem [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/20440798?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/20440798?buildTab=artifacts#/ycsb/E/nodes=3/cpu=32/mvcc-range-keys=global) on release-24.1.24-rc @ [6485685243a86f51ca1819443acae474c194dd0a](https://github.com/cockroachdb/cockroach/commits/6485685243a86f51ca1819443acae474c194dd0a):

```
test ycsb/E/nodes=3/cpu=32/mvcc-range-keys=global failed: (test_runner.go:811).func4: cluster.PutE: put "/go/src/github.com/cockroachdb/cockroach/bin/cockroach.linux-amd64" failed: TRANSIENT_ERROR(ssh_problem): ~ scp -r -C -o StrictHostKeyChecking=no -o ConnectTimeout=10 -i /home/roach/.ssh/id_rsa -i /home/roach/.ssh/google_compute_engine /go/src/github.com/cockroachdb/cockroach/bin/cockroach.linux-amd64 ubuntu@104.196.36.231:./cockroach
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ECDSA key sent by the remote host is
SHA256:RNnr1fYV6aOuJUkK51RyGgU/Df337OrMtzKuifUH1w4.
Please contact your system administrator.
Add correct host key in /home/roach/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /home/roach/.ssh/known_hosts:270
remove with:
ssh-keygen -f "/home/roach/.ssh/known_hosts" -R "104.196.36.231"
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks.
: signal: killed [owner=test-eng]
```

Parameters:
- arch=amd64
- cloud=gce
- coverageBuild=false
- cpu=32
- encrypted=false
- runtimeAssertionsBuild=false
- ssd=0
Help

See: [roachtest README](https://github.com/cockroachdb/cockroach/blob/master/pkg/cmd/roachtest/README.md)

See: [How To Investigate \(internal\)](https://cockroachlabs.atlassian.net/l/c/SSSBr8c7)

See: [Grafana](https://go.crdb.dev/roachtest-grafana/teamcity-20440798/ycsb-e-nodes-3-cpu-32-mvcc-range-keys-global/-62135596800000/-62135596680000)

Same failure on other branches

- #153147 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.20-rc]
- #153140 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2.6-rc]
- #152951 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.3.2-rc]
- #152321 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.19-rc]
- #152156 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.3.1-rc]
- #151647 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2.5-rc]
- #151588 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.23-rc]
- #150652 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.3.0-rc]
- #150125 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.1.9-rc]
- #150096 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.21-rc]

/cc @cockroachdb/test-eng

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Jira issue: CRDB-54241