pidgin/pidgin

Fix some issues scanbuild found

2021-05-25, Gary Kramlich
00c77e22fb64
Fix some issues scanbuild found

Testing Done:
Ran scanbuild and verified all the issues were fixed

Reviewed at https://reviews.imfreedom.org/r/668/
syntax: glob
.*.swp
.DS_Store
.flatpak-builder
*.pyc
*~
\#*\#
subprojects/*/
syntax: regexp
^build(.+)?\/
win32-install-dir(\.release)?
po\/pidgin\.pot$