gplugin/gplugin

Bump the version for release
v0.32.0
2021-07-14, Gary Kramlich
f09c25208609
Bump the version for release

Testing Done:
Ran `ninja dist` made sure the tarball was good.

Reviewed at https://reviews.imfreedom.org/r/809/
usr/include/gplugin-1.0/gplugin-gtk
usr/include/gplugin-1.0/gplugin-gtk.h
debian/tmp/usr/lib/*/libgplugin-gtk.so
debian/tmp/usr/lib/*/pkgconfig/gplugin-gtk.pc
debian/tmp/usr/share/gir-1.0/GPluginGtk-1.0.gir
debian/tmp/usr/share/vala/vapi/gplugin-gtk.deps
debian/tmp/usr/share/vala/vapi/gplugin-gtk.vapi