* Update a bunch of icons to be mirrored in RTL
* Fix RTL layout issues in in zen mode and collaboration
* Small change to the shortcuts dialog to make isRTL unnecessary
* Tweaks to alignment in RTL
* improvement(layerui.js): add lock icon on top right to show encrypted info about excalidraw
fixes https://github.com/excalidraw/excalidraw/issues/1313
* swap lock with shield
* fix dimensions
* make link open in new tab
* add newline between toolip text and link
* increase tooltip line-height
* remove unused GitHubCorner compo
* reposition; reintroduce GH icon
* make shield into link
* make tooltip not show when drawing
* Review fix
* remove link from tooltip
Co-authored-by: dwelle <luzar.david@gmail.com>