roachtest: ssh_problem failed

roachtest.ssh_problem [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/18934400?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/18934400?buildTab=artifacts#/multitenant/distsql/instances=20/bundle=off/timeout=0) on release-23.2.21-rc @ [0a9c1a342ebf79817ba86c8444db4130dd163ca0](https://github.com/cockroachdb/cockroach/commits/0a9c1a342ebf79817ba86c8444db4130dd163ca0):

```
test multitenant/distsql/instances=20/bundle=off/timeout=0 failed: (cluster.go:2105).StartServiceForVirtualCluster: _potential_ SSH flake (``ssh -vvv`` log retained in /artifacts/multitenant/distsql/instances=20/bundle=off/timeout=0/cpu_arch=arm64/run_1/ssh/ssh_064411.394812619_n2_upload-start-script.log): TRANSIENT_ERROR(ssh_problem): exit status 255
test artifacts and logs in: /artifacts/multitenant/distsql/instances=20/bundle=off/timeout=0/cpu_arch=arm64/run_1
```

Parameters:
- ROACHTEST_arch=arm64
- ROACHTEST_cloud=gce
- ROACHTEST_coverageBuild=false
- ROACHTEST_cpu=4
- ROACHTEST_encrypted=false
- ROACHTEST_metamorphicBuild=false
- ROACHTEST_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-18934400/multitenant-distsql-instances-20-bundle-off-timeout-0/1740552144663/1740552432962)

Same failure on other branches

- #141970 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.1.1-rc]
- #141918 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.14-rc]
- #141691 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.7-rc]
- #140793 roachtest: ssh_problem failed [O-roachtest O-robot O-rsg T-testeng X-infra-flake branch-release-25.1.0-rc]
- #140365 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.12-rc]
- #140343 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.5-rc]
- #140341 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.2.10-rc]
- #140099 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-23.2.20-rc]
- #139629 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.11-rc]
- #139626 roachtest: ssh_problem failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.4-rc]

/cc @cockroachdb/test-eng

[This test on roachdash](https://roachdash.crdb.dev/?filter=status:open%20t:.*ssh_problem.*&sort=title+created&display=lastcommented+project) | [Improve this report!](https://github.com/cockroachdb/cockroach/tree/master/pkg/cmd/internal/issues)

Jira issue: CRDB-48122