feat(virtualjoystick): also handle pointercancel events

[pjoe]

Also handles pointercancel event for virtual joysticks, should fix issues with joysticks getting stuck on e.g. iPad when app focus is lost, when for example swiping to switch between apps.

See also: https://developer.mozilla.org/en-US/docs/Web/API/Element/pointercancel_event

[bjsplat]

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[bjsplat]

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[bjsplat]

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[bjsplat]

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[sebavan]

cc @AmoebaChant to check if we also use it on the other inputs