Update Slooop to 3.2.63

Andrew Pozdnakovrequested to merge
andrewpozdnakov7/fdroiddata:io.dashchan2-3.2.63 into master

Update Slooop from 3.2.59 to 3.2.63. Reorganizes media settings and adds independent own-post marking and optional gallery closing by tapping empty space. Improves video startup and switching, fixes crashes when opening replies, and corrects thread scrollbars and file-menu readability.

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