roachtest: cluster_creation failed

roachtest.cluster_creation [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_Roachtests_RoachtestNightlyIbmBazel/20328972?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_Roachtests_RoachtestNightlyIbmBazel/20328972?buildTab=artifacts#/tpccbench/nodes=3/cpu=16/mt-shared-process) on release-25.3 @ [b6086c251bd146161763c378ad9a3a3610f8380b](https://github.com/cockroachdb/cockroach/commits/b6086c251bd146161763c378ad9a3a3610f8380b):

```
test tpccbench/nodes=3/cpu=16/mt-shared-process failed: (test_runner.go:850).func4: in provider: ibm: failed to create instance teamcity-20328972-1754973075-317-n4cpu16-0004 in region br-sao: instance teamcity-20328972-1754973075-317-n4cpu16-0004 didn't reach stable state in 2m0s; [instance state: starting|network attached: false]
failed to create instance teamcity-20328972-1754973075-317-n4cpu16-0002 in region br-sao: instance teamcity-20328972-1754973075-317-n4cpu16-0002 didn't reach stable state in 2m0s; [instance state: starting|network attached: false]
failed to create instance teamcity-20328972-1754973075-317-n4cpu16-0001 in region br-sao: instance teamcity-20328972-1754973075-317-n4cpu16-0001 didn't reach stable state in 2m0s; [instance state: starting|network attached: false]
failed to create instance teamcity-20328972-1754973075-317-n4cpu16-0003 in region br-sao: instance teamcity-20328972-1754973075-317-n4cpu16-0003 didn't reach stable state in 2m0s; [instance state: starting|network attached: false] [owner=test-eng]
```

Parameters:
- cloud=ibm
- coverageBuild=false
- cpu=16
- 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)

/cc @cockroachdb/test-eng

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Jira issue: CRDB-53437