test(session): Speed up some tests around dead worker cleanup

This removes or reduces the time that is waited in a number of tests by
allowing the grace period time be a configuration option on the
connection repository.

internal/servers/controller/controller.go

@@ -303,7 +303,7 @@ func (c *Controller) registerJobs() error {
 // registerSessionConnectionCleanupJob is a helper method to abstract
 // registering the session connection cleanup job specifically.
 func (c *Controller) registerSessionConnectionCleanupJob() error {
-	sessionConnectionCleanupJob, err := newSessionConnectionCleanupJob(c.ConnectionRepoFn, int(c.conf.StatusGracePeriodDuration.Seconds()))
+	sessionConnectionCleanupJob, err := newSessionConnectionCleanupJob(c.ConnectionRepoFn, c.conf.StatusGracePeriodDuration)
 	if err != nil {
 		return fmt.Errorf("error creating session cleanup job: %w", err)
 	}