NACK[X/B/D/E]: [X/B/D/E/F/U] Remove not needed annotation

[Thadeu Lima de Souza Cascardo]

On Wed, Apr 08, 2020 at 04:54:01PM -0300, Thadeu Lima de Souza Cascardo wrote:
> USB_OTG_FSM is not needed and was only annotated because it previously
> selected USB_OTG, now that it depends on it, it's not prompted.

It seems to get set at least on Eoan, on one of the arches. Please, still
apply to Focal and Unstable.

Cascardo.