feat(lib): update examples

lib/movement.lua

@@ -3,16 +3,9 @@ function look_at_player(name)
 	if player then
 		player.position.y = player.position.y + 1
 		client:look_at(player.position)
-	else
-		client:chat(string.format("/w %s player not found!", sender))
 	end
 end
 
-function go_to_player(name, opts)
-	local player = get_player(name)
-	if player then
-		client:go_to(player.position, opts)
-	else
-		client:chat(string.format("/w %s player not found!", sender))
-	end
+function go_to_player(name, go_to_opts)
+	client:go_to(get_player(name).position, go_to_opts)
 end