fix: an asleep browser Lane is not a stalled one on the admin page (#110)

Co-authored-by: Sulthan Zaki <sultankiki05@gmail.com>
Co-committed-by: Sulthan Zaki <sultankiki05@gmail.com>

backend/internal/latest/poller.go

@@ -263,7 +263,7 @@ func (p *Poller) runLanePass(ctx context.Context, name string, paced bool) time.
 		// browser): waking it for a single Poll would cost a challenge solve
 		// per request. The Lane still paces at the default gap, which is what
 		// the owner's page must show rather than a zero.
-		st.Gap = defaultGap
+		st.Gap, st.Asleep = defaultGap, true
 		return defaultGap
 	}
 	if s.Browser != nil {