kv/kvserver: TestDelegateSnapshot failed

kv/kvserver.TestDelegateSnapshot [failed](https://mesolite.cluster.engflow.com/invocations/default/a0960290-3516-4b46-8d47-604afb742b39?testReportRun=3&testReportShard=34&testReportAttempt=1#targets-Ly9wa2cva3Yva3ZzZXJ2ZXI6a3ZzZXJ2ZXJfdGVzdA==) on master @ [b569625b4f7e1f7850a46dad528a9e9daaba301d](https://github.com/cockroachdb/cockroach/commits/b569625b4f7e1f7850a46dad528a9e9daaba301d):

```
=== RUN TestDelegateSnapshot
test_log_scope.go:172: test logs captured to: outputs.zip/logTestDelegateSnapshot3814544275
test_log_scope.go:82: use -show-logs to present logs inline
test_server_shim.go:146: using test tenant configuration from testserver factory defaults
replica_learner_test.go:471:
Error Trace: pkg/kv/kvserver/replica_learner_test.go:471
Error: Not equal:
expected: 3
actual : 1
Test: TestDelegateSnapshot
Messages: Wrong type of request range_id:88 coordinator_replica: recipient_replica: delegated_sender: term:6 first_index:27 descriptor_generation:6 queue_on_delegate_len:3 snap_id:9238f806-4332-47c4-be08-ef810f21ffc6
panic.go:694: -- test log scope end --
test logs left over in: outputs.zip/logTestDelegateSnapshot3814544275
--- FAIL: TestDelegateSnapshot (33.96s)
```

Parameters:
- attempt=1
- race=true
- run=3
- shard=34
Help

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

/cc @cockroachlabs/kv-triage

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

Jira issue: CRDB-67253