math/libqalculate: Update to 2.2.1
math/qalculate: Update to 2.2.1

Download the pre-rolled releases hosted on GitHub instead of using USE_GITHUB
to avoid running autoreconf, etc.

Backport upsteam patches for several instances of FindQalculate.cmake in KDE 4.x
ports that could not detect the newer libqalculate.

Bump PORTREVISION on dependent ports due to shared library version increase.

Changes: https://qalculate.github.io/news.html
Differential Revision: https://reviews.freebsd.org/D14459