kv/kvserver: TestMergeReplicatesLocks failed

kv/kvserver.TestMergeReplicatesLocks [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Ci_TestsAwsLinuxArm64_UnitTests/21482156?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Ci_TestsAwsLinuxArm64_UnitTests/21482156?buildTab=artifacts#/) on master @ [bbe7588b561d5742362ae7721cdd1063c5e9f458](https://github.com/cockroachdb/cockroach/commits/bbe7588b561d5742362ae7721cdd1063c5e9f458):

```
=== RUN TestMergeReplicatesLocks
test_log_scope.go:172: test logs captured to: /artifacts/tmp/_tmp/37ddc8e37e5448832e32de57f39c38ec/logTestMergeReplicatesLocks237208383
test_log_scope.go:82: use -show-logs to present logs inline
client_replica_test.go:6346: -- test log scope end --
test logs left over in: /artifacts/tmp/_tmp/37ddc8e37e5448832e32de57f39c38ec/logTestMergeReplicatesLocks237208383
--- FAIL: TestMergeReplicatesLocks (10.61s)
=== RUN TestMergeReplicatesLocks/rhs-lock
test_server_shim.go:146: using test tenant configuration from testserver factory defaults
client_replica_test.go:6286: txn1: lock acquired, waiting for txn2 cancellation
client_replica_test.go:6298: txn2: tnx1 lock acquisition observed, starting txn
client_replica_test.go:6319: merging ranges
client_replica_test.go:6323: cancelling txn2
client_replica_test.go:6288: txn1: done
client_replica_test.go:6342:
Error Trace: pkg/kv/kvserver/client_replica_test.go:6342
Error: "0" is not greater than or equal to "1"
Test: TestMergeReplicatesLocks/rhs-lock
dump_raft_logs.go:32: dumping raft logs to /artifacts/tmp/_tmp/37ddc8e37e5448832e32de57f39c38ec/logTestMergeReplicatesLocks237208383
--- FAIL: TestMergeReplicatesLocks/rhs-lock (5.35s)
```
Help

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

/cc @cockroachlabs/kv-triage

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Jira issue: CRDB-67172