pidgin/pidgin

Bump the versions for the next round of development
release-2.x.y
2021-05-13, Gary Kramlich
47988aaeaf57
Bump the versions for the next round of development

Testing Done:
Configured and built.

Reviewed at https://reviews.imfreedom.org/r/642/
For information on translating Pidgin, libpurple, and Finch, please see
our wiki page at https://developer.pidgin.im/wiki/TipsForTranslators