pidgin/pidgin

Fix a possible leak.

2021-03-04, Elliott Sales de Andrade
afc646d2e7cb
Fix a possible leak.

Been failing in scanbuild for a while.

Testing Done:
Compile only. Ran scanbuild again and leak is not reported.

Reviewed at https://reviews.imfreedom.org/r/556/
syntax: glob
.*.swp
.DS_Store
.flatpak-builder
*.pyc
*~
\#*\#
subprojects/*/
syntax: regexp
^build(.+)?\/
win32-install-dir(\.release)?
po\/pidgin\.pot$