Attach mode health check throws exception if daprd exits

[a-elsheikh]

Expected Behavior

When running sidekick in attach mode, if the daprd process goes down then the dapr process health check should report unhealthy

Actual Behavior

The dapr process health is throwing an exception if the daprd process is unavailable during attach mode. The sidekick is under the impression that the process is still running and attempts a http request which fails

dapr-sidekick-dotnet/src/Man.Dapr.Sidekick.AspNetCore/DaprProcessHealthCheck.cs

Line 27 in 57f8412

if (!processInfo.IsRunning)

Steps to Reproduce the Problem

1. run daprd with an app-id and app-port
2. start a sidekick service with a matching app-id and app-port
3. wait for service to attach and report healthy
4. kill the daprd process
5. observe HttpRequestException in logs

Release Note

TBD