grim/testing

Update pidgin-installer.nsi to work with the official nsis release
release-2.x.y
2021-06-03, Gary Kramlich
e6f8e92dccf3
Update pidgin-installer.nsi to work with the official nsis release

Testing Done:
Built the installer with the official nsis release and verified everything works including with mandatory aslr turned on.

Bugs closed: PIDGIN-17524

Reviewed at https://reviews.imfreedom.org/r/721/
For information on writing a plugin for Purple, Pidgin or Finch, go
http://developer.pidgin.im and click on API. From there, see the
HOWTOs in the "Related Pages" section.
You can also generate this documentation locally by installing
doxygen and graphviz dot, then running "make docs" in the
source tree. The documentation will be in the docs/html directory.