roachtest: cluster_creation failed

roachtest.cluster_creation [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/21347155?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/21347155?buildTab=artifacts#/allocbench/nodes=7/cpu=8/kv/r=0/access=skew) on release-25.2.19-rc @ [7f2ea181bbd4f4d03894071b3de40359ca31cb21](https://github.com/cockroachdb/cockroach/commits/7f2ea181bbd4f4d03894071b3de40359ca31cb21):

```
enough resources available to fulfill the request. 'NULL:0/NULL:0/NULL:0 (state:STOCKOUT,
sub-state:STOCKOUT, resource type:compute)'.
---
code: ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS
errorDetails:
- help:
links:
- description: Troubleshooting documentation
url: https://cloud.google.com/compute/docs/resource-error
- localizedMessage:
locale: en-US
message: A t2a-standard-8 VM instance is currently unavailable in the us-central1-b
zone. Alternatively, you can try your request again with a different VM hardware
configuration or at a later time. For more information, see the troubleshooting
documentation.
- errorInfo:
domain: compute.googleapis.com
metadatas:
attachment: ''
vmType: t2a-standard-8
zone: us-central1-b
zonesAvailable: ''
reason: resource_availability
message: The zone 'projects/cockroach-ephemeral/zones/us-central1-b' does not have
enough resources available to fulfill the request. 'NULL:0/NULL:0/NULL:0 (state:STOCKOUT,
sub-state:STOCKOUT, resource type:compute)'.
---
code: ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS
errorDetails:
- help:
links:
- description: Troubleshooting documentation
url: https://cloud.google.com/compute/docs/resource-error
- localizedMessage:
locale: en-US
message: A t2a-standard-8 VM instance is currently unavailable in the us-central1-b
zone. Alternatively, you can try your request again with a different VM hardware
configuration or at a later time. For more information, see the troubleshooting
documentation.
- errorInfo:
domain: compute.googleapis.com
metadatas:
attachment: ''
vmType: t2a-standard-8
zone: us-central1-b
zonesAvailable: ''
reason: resource_availability
message: The zone 'projects/cockroach-ephemeral/zones/us-central1-b' does not have
enough resources available to fulfill the request. 'NULL:0/NULL:0/NULL:0 (state:STOCKOUT,
sub-state:STOCKOUT, resource type:compute)'.: exit status 1 [owner=test-eng]
```

Parameters:
- cloud=gce
- coverageBuild=false
- cpu=8
- diskCount=0
- runtimeAssertionsBuild=false
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)

Same failure on other branches

- #169159 roachtest: cluster_creation failed [O-roachtest O-robot O-rsg T-testeng X-infra-flake branch-master]
- #169158 roachtest: cluster_creation failed [O-roachtest O-robot O-rsg T-testeng X-infra-flake branch-master]
- #168569 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-26.1.4-rc]
- #168567 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.4.10-rc]
- #168565 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2.18-rc]
- #168562 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.32-rc]
- #168445 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-26.1.3-rc]
- #168443 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2.17-rc]
- #168440 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.31-rc]

/cc @cockroachdb/test-eng

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

Jira issue: CRDB-63926