Show Health Status events

Previously, health status events were not being generated at all. Both
the API and `podman events` will generate health_status events.

```
{"status":"health_status","id":"ae498ac3aa6c63db8b69a37583a6eae1a9cefbdbdbeeadcf8e1d66d745f0df63","from":"localhost/healthcheck-demo:latest","Type":"container","Action":"health_status","Actor":{"ID":"ae498ac3aa6c63db8b69a37583a6eae1a9cefbdbdbeeadcf8e1d66d745f0df63","Attributes":{"containerExitCode":"0","image":"localhost/healthcheck-demo:latest","io.buildah.version":"1.26.1","maintainer":"NGINX Docker Maintainers \u003cdocker-maint@nginx.com\u003e","name":"healthcheck-demo"}},"scope":"local","time":1656082205,"timeNano":1656082205882271276,"HealthStatus":"healthy"}
```
```
2022-06-24 11:06:04.886238493 -0400 EDT container health_status ae498ac3aa6c63db8b69a37583a6eae1a9cefbdbdbeeadcf8e1d66d745f0df63 (image=localhost/healthcheck-demo:latest, name=healthcheck-demo, health_status=healthy, io.buildah.version=1.26.1, maintainer=NGINX Docker Maintainers <docker-maint@nginx.com>)
```

Signed-off-by: Jake Correnti <jcorrenti13@gmail.com>

1 files changed, 12 insertions, 3 deletions

diff --git a/libpod/healthcheck.go b/libpod/healthcheck.go
index 40af9aec3..40315813c 100644
--- a/libpod/healthcheck.go
+++ b/libpod/healthcheck.go
@@ -90,7 +90,7 @@ func (c *Container) runHealthCheck() (define.HealthCheckStatus, error) {
 	hcResult := define.HealthCheckSuccess
 	config := new(ExecConfig)
 	config.Command = newCommand
-	exitCode, hcErr := c.Exec(config, streams, nil)
+	exitCode, hcErr := c.exec(config, streams, nil, true)
 	if hcErr != nil {
 		errCause := errors.Cause(hcErr)
 		hcResult = define.HealthCheckFailure
@@ -232,18 +232,27 @@ func (c *Container) getHealthCheckLog() (define.HealthCheckResults, error) {
 
 // HealthCheckStatus returns the current state of a container with a healthcheck
 func (c *Container) HealthCheckStatus() (string, error) {
+	c.lock.Lock()
+	defer c.lock.Unlock()
+	return c.healthCheckStatus()
+}
+
+// Internal function to return the current state of a container with a healthcheck.
+// This function does not lock the container.
+func (c *Container) healthCheckStatus() (string, error) {
 	if !c.HasHealthCheck() {
 		return "", errors.Errorf("container %s has no defined healthcheck", c.ID())
 	}
-	c.lock.Lock()
-	defer c.lock.Unlock()
+
 	if err := c.syncContainer(); err != nil {
 		return "", err
 	}
+
 	results, err := c.getHealthCheckLog()
 	if err != nil {
 		return "", errors.Wrapf(err, "unable to get healthcheck log for %s", c.ID())
 	}
+
 	return results.Status, nil
 }