pidgin/pidgin

Fix a dead assignment that scanbuild found

2021-10-18, Gary Kramlich
4d22ff23a3b7
Fix a dead assignment that scanbuild found

Testing Done:
ran scanbuild and verified the warning was gone.

Reviewed at https://reviews.imfreedom.org/r/1066/
subdir('bonjour')
subdir('facebook')
subdir('gg')
subdir('irc')
subdir('jabber')
subdir('novell')
subdir('null')
subdir('sametime')
subdir('silc')
subdir('zephyr')