Update gen2-people-counter

Author: daniilpastukhov

gen2-people-counter/main.py

@@ -6,7 +6,7 @@
 with OakCamera(replay='people-images-01') as oak:
     color = oak.create_camera('color')
     nn = oak.create_nn('person-detection-retail-0013', color)
-    oak.replay.setFps(3)
+    oak.replay.set_fps(3)
 
     def cb(packet: DetectionPacket, visualizer: Visualizer):
         num = len(packet.img_detections.detections)