Presentations: Add Oniro_deck_2022.pptx

Here is a draft of 2022 version of previous document,

This file was not in git repo, so to avoid duplications and break cooperation flow, I thought it would be easier to have in shared place.

Note this is still a draft, to track changes I have made some annotations in notes, feel free to discard them for next update of file.

Source: #37 (comment 711613) Relate-to: #37 (moved) Relate-to: https://gitlab.eclipse.org/groups/eclipse-wg/oniro-wg/proposal-incubation-stage-oniro/-/wikis/Roadmap Signed-off-by: Philippe Coval philippe.coval.ext@huawei.com