pidgin/pidgin

Add support for osslsigncode and newer versions of nsis
release-2.x.y
2021-03-30, Gary Kramlich
cbb6d1c52d6e
Add support for osslsigncode and newer versions of nsis

Testing Done:
Built locally on windows with `make -f Makefile.mingw installers`

Ran the installer in Russian to verify that that issue was fixed as well.

Bugs closed: PIDGIN-17325, PIDGIN-17402

Reviewed at https://reviews.imfreedom.org/r/588/
For information on hacking on Pidgin, Finch, or libpurple, see:
http://developer.pidgin.im