KDE Frameworks 6.3 bugfix

[Jonathan Riddell]

KSVG has had an updated tar published

ksvg-6.3.1
 sha256: d85cd66490086998e461bb2caf07e685d65a889681021e3df804f3fa21d3c796

Fixes BUG:488295
Restore proper devicepixelratio when extracting from cache