release-26.2.7-rc: security/oidcauth: TestOIDCAuthorization_TokenPaths failed

security/oidcauth.TestOIDCAuthorization_TokenPaths [failed](https://mesolite.cluster.engflow.com/invocations/default/58e5a76e-1476-4669-bb96-b8c3c4eaacf9?testReportRun=1&testReportShard=1&testReportAttempt=1#targets-Ly9wa2cvc2VjdXJpdHkvb2lkY2F1dGg6b2lkY2F1dGhfdGVzdA==) on release-26.2.7-rc @ [6f643133d9a96ff138ee71d0f9a151a1a8595fba](https://github.com/cockroachdb/cockroach/commits/6f643133d9a96ff138ee71d0f9a151a1a8595fba):

```
=== RUN TestOIDCAuthorization_TokenPaths
test_log_scope.go:172: test logs captured to: outputs.zip/logTestOIDCAuthorization_TokenPaths4069268999
test_log_scope.go:82: use -show-logs to present logs inline
test_server_shim.go:168: automatically injected an external process virtual cluster under test; see comment at top of test_server_shim.go for details.
test_server_shim.go:638: DRPC is enabled (via testserver factory defaults)
authorization_oidc_test.go:366: -- test log scope end --
test logs left over in: outputs.zip/logTestOIDCAuthorization_TokenPaths4069268999
--- FAIL: TestOIDCAuthorization_TokenPaths (101.94s)
=== RUN TestOIDCAuthorization_TokenPaths/groups_in_ID_token,_unparseable_access_token
authorization_oidc_test.go:344:
Error Trace: pkg/security/oidcauth/authorization_oidc_test.go:344
Error: Received unexpected error:
Get "https://127.0.0.1:45011/oidc/v1/callback?code=dummy&state=GiDl_OIrW1tOmLB46m8cabU9M1fEntsE49ifdWAh3taM1SIgEgZloxjoCkiDOzMzbq584mt4imafNRSMU8-nfG1MwJw%3D": context deadline exceeded (Client.Timeout exceeded while awaiting headers)
Test: TestOIDCAuthorization_TokenPaths/groups_in_ID_token,_unparseable_access_token
--- FAIL: TestOIDCAuthorization_TokenPaths/groups_in_ID_token,_unparseable_access_token (13.87s)
```

Parameters:
- attempt=1
- race=true
- run=1
- shard=1
Help

See also: [How To Investigate a Go Test Failure \(internal\)](https://cockroachlabs.atlassian.net/l/c/HgfXfJgM)

Same failure on other branches

- #173400 release-26.2: security/oidcauth: TestOIDCAuthorization_TokenPaths failed [C-test-failure O-robot T-product-security branch-release-26.2]

/cc @cockroachlabs/product-security

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

Jira issue: CRDB-68384