Intent of ahpJsonlLogger.test|title=AhpJsonlLogger coalesces synchronously queued log calls into a single write|occurrence=1

All 4 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 4 tests
- platform/ 4 tests
  - agentHost/ 4 tests
    
    test/ 4 tests
    
    common/ 4 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/common/ahpJsonlLogger.test|title=AhpJsonlLogger coalesces synchronously queued log calls into a single write|occurrence=1 Introduced here
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/common/ahpJsonlLogger.test|title=AhpJsonlLogger flush waits for batched writes and ordering is preserved across drains|occurrence=1 Inherited ahpJsonlLogger.test|title=AhpJsonlLogger flush waits for batched writes and ordering is preserved across drains|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/common/ahpJsonlLogger.test|title=AhpJsonlLogger rotates JSONL files and keeps bounded history|occurrence=1 Inherited ahpJsonlLogger.ts ×4
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/common/ahpJsonlLogger.test|title=AhpJsonlLogger writes canonical JSON-RPC JSONL with metadata at the root|occurrence=1 Inherited ahpJsonlLogger.ts ×1