chore(PointerLockControls): Remove browser prefixes for "MouseEvent.movement" props

[satelllte]

About

The browser support for these properties is stabilized for years (since 2015).

https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/movementX https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/movementY

Checklist

• [x] N/A ~Documentation updated~
• [x] N/A ~Storybook entry added~
• [x] Ready to be merged

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[satelllte]

Same change for the original Three.js implementation of PointerLockControls: https://github.com/mrdoob/three.js/pull/29802