libgnt/libgnt

Prepare for the 2.14.3 release
release-2.x.y v2.14.3
2021-09-25, Gary Kramlich
d3ad72913471
Prepare for the 2.14.3 release

Testing Done:
ran `ninja dist`

Reviewed at https://reviews.imfreedom.org/r/946/
syntax: regexp
^build(.+)?\/
^obj-.+\/
packaging\/debian\/.+\.substvars$
packaging\/debian\/.debhelper\/
packaging\/debian\/debhelper-build-stamp$
packaging\/debian\/files$
packaging\/debian\/libgnt.+\/
packaging\/debian\/tmp\/