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/
subdir('libpurple')
subdir('protocols')
if ENABLE_GTK
subdir('pidgin')
else
pidgin_doc = []
endif
if enable_consoleui
subdir('finch')
else
finch_doc = []
endif
alias_target('doc', libpurple_doc, protocols_doc, pidgin_doc, finch_doc)