graphics/krita: Update to 5.2.3
Seemingly odd for a patch release and not really mentioned in the
release notes, but libkritaqml and kritasketch were removed from the
source tree, so the pkg-plist changes aren't crazy. [1]
Regardless, happy belatated 25th birthday to Krita!
[1] https://invent.kde.org/graphics/krita/-/commit/4b7616296853c18723f0b81a31a4c515ada097d8