sql/importer: TestDetachedImport failed

sql/importer.TestDetachedImport [failed](https://mesolite.cluster.engflow.com/invocations/default/b3e9c107-e52b-4a0e-9631-b4feffd5c3a5?testReportRun=9&testReportShard=14&testReportAttempt=1#targets-Ly9wa2cvc3FsL2ltcG9ydGVyOmltcG9ydGVyX3Rlc3Q=) on master @ [fd76d6db170472d99ccb63d72a6b7a630a0c45d0](https://github.com/cockroachdb/cockroach/commits/fd76d6db170472d99ccb63d72a6b7a630a0c45d0):

```
=== RUN TestDetachedImport
test_log_scope.go:172: test logs captured to: outputs.zip/logTestDetachedImport4100854975
test_log_scope.go:82: use -show-logs to present logs inline
test_server_shim.go:637: DRPC is enabled (via testserver factory defaults)
import_stmt_test.go:5920: condition failed to evaluate within 45s: sql: no rows in result set

goroutine dump: /mnt/engflow/worker/work/2/exec/bazel-out/k8-fastbuild/testlogs/pkg/sql/importer/importer_test/shard_14_of_16_run_9_of_10/test.outputs/goroutine_dump_589522416.txt
panic.go:694: -- test log scope end --
test logs left over in: outputs.zip/logTestDetachedImport4100854975
--- FAIL: TestDetachedImport (131.01s)
```

Parameters:
- attempt=1
- run=9
- shard=14
Help

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

/cc @cockroachlabs/sql-foundations

[Improve this report!](https://github.com/cockroachdb/cockroach/tree/master/pkg/cmd/bazci/githubpost/issues)

Jira issue: CRDB-67969