Intent of agentSubscription.test|title=AgentSubscriptionManager getSubscriptionUnmanaged returns existing subscription without affecting refcount|occurrence=1

All 2 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 2 tests
- platform/ 2 tests
  - agentHost/ 2 tests
    
    test/ 2 tests
    
    common/ 2 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/common/agentSubscription.test|title=AgentSubscriptionManager getSubscription retries after a failed subscribe for the same resource|occurrence=1 Inherited agentSubscription.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/common/agentSubscription.test|title=AgentSubscriptionManager getSubscriptionUnmanaged returns existing subscription without affecting refcount|occurrence=1 Introduced here