miner: move cond.Broadcast back outside fee comparison in update

Author: jrhea

miner/payload_building.go

@@ -132,9 +132,9 @@ func (payload *Payload) update(r *newPayloadResult, elapsed time.Duration) bool
 			"root", r.block.Root(),
 			"elapsed", common.PrettyDuration(elapsed),
 		)
-		payload.cond.Broadcast() // fire signal for notifying full block
 		return true
 	}
+	payload.cond.Broadcast() // fire signal for notifying full block
 	return false
 }