tests: Fix memory leak.
tests: Fix memory leak.

* tests/gpg/t-encrypt-mixed.c (main): Free 'text2'.

Signed-off-by: Justus Winter <4d1bd7a5ca1cd26bee0df05b6801a6ce9a22196e@g10code.com>

gpg/gpgme,gpg/gpgme,gpg/gpgme,gpg/gpgme,gpg/gpgme,gpg/gpgme,gpg/gpgme