editors/focuswriter: Update to 1.6.9
Changelog:
https://github.com/gottcode/focuswriter/blob/master/NEWS
Additional port changes:
- Changed to DISTVERSION
- Moved USExx statements into one section
- Removed INSTALLS_ICONS (not a gtk+ app)
- Removed redundant parentheses from post-install-DOCS-on
PR: 225770
Submitted by: lightside@gmx.com (maintainer)
Approved by: tcberner (mentor, implicit)