`setPoints` with a typed array not working in birds demo, only regular array works

[trusktr]

See these lines:

https://github.com/lume/three-meshline/blob/eba9c4a700c2d92fc933fbf3f00611e9f3e9caf1/demo/birds.html#L76-L87

The loop with the Float32Array leads to the lines initially glitched, but the loop with the normal Array works fine.