pidgin/pidgin

Update the ChangeLog and configure.ac for release
release-2.x.y v2.14.2
2021-04-01, Gary Kramlich
2eb25613d054
Update the ChangeLog and configure.ac for release

Testing Done:
Ran `make dist-check` locally.

Reviewed at https://reviews.imfreedom.org/r/590/
[Desktop Entry]
_Name=Pidgin Internet Messenger
_GenericName=Internet Messenger
_Comment=Chat over IM. Supports AIM, Google Talk, Jabber/XMPP, and more
Exec=pidgin
Icon=pidgin
StartupNotify=true
Terminal=false
Type=Application
Categories=Network;InstantMessaging;
@USES_MM_CHAT_SECTION@