The open source OpenXR runtime

doc: Document !2620

Part-of: <https://gitlab.freedesktop.org/monado/monado/-/merge_requests/2620>

hare_ware 38bb3785 46c9b6be

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doc/changes/compositor/mr.2596.md
··· 1 1 --- 2 2 - mr.2615 3 3 - mr.2616 4 + - mr.2620 4 5 --- 5 6 6 7 c/compositor: Support compensation for rolling scanout HMDs