Remove trailing space characters in the formatting script

networking/multiplayer_pong/README.md

@@ -2,7 +2,7 @@
 
 A multiplayer demo of the classical pong game.
 One of the players should press "host", while the
-other should select the address and press "join". 
+other should select the address and press "join".
 
 Language: GDScript
 

networking/multiplayer_pong/scripts/ball.gd

@@ -14,7 +14,7 @@ func _process(delta):
 	# even if it's sightly out of sync between them,
 	# so each player sees the motion as smooth and not jerky.
 	if not stopped:
-		translate(_speed * delta * direction) 
+		translate(_speed * delta * direction)
 	
 	# Check screen bounds to make ball bounce.
 	var ball_pos = position

networking/multiplayer_pong/scripts/pong.gd

@@ -18,7 +18,7 @@ func _ready():
 	# while all nodes in clients inherit from puppet.
 	# set_network_master is tree-recursive by default.
 	if get_tree().is_network_server():
-		# For the server, give control of player 2 to the other peer. 
+		# For the server, give control of player 2 to the other peer.
 		player2.set_network_master(get_tree().get_network_connected_peers()[0])
 	else:
 		# For the client, give control of player 2 to itself.