net/liferea: Update to 1.14.3

While at it, reorder Makefile variables to appease portclippy.
Add patch from upstream fixing crash in 1.14.3.

Relevant ChangeLogs include:
https://lzone.de/liferea/blog/Liferea-1.13.6-Released
https://lzone.de/liferea/blog/Liferea-1.13.7-Released
https://lzone.de/liferea/blog/Liferea-1.13.8-Released
https://github.com/lwindolf/liferea/releases/tag/v1.14.0
https://github.com/lwindolf/liferea/releases/tag/v1.14.1
https://github.com/lwindolf/liferea/releases/tag/v1.14.2
https://github.com/lwindolf/liferea/releases/tag/v1.14.3