[glib-networking] Do not leak certificate file contents

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 3b96e46598ea01098b422483c64b10fd28a17b89
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Mon May 23 08:35:05 2016 +0200

    Do not leak certificate file contents

 tls/tests/certificate.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/tls/tests/certificate.c b/tls/tests/certificate.c
index 5e3468b..ae4c621 100644
--- a/tls/tests/certificate.c
+++ b/tls/tests/certificate.c
@@ -274,6 +274,7 @@ test_create_certificate_no_chain (void)
   g_assert_no_error (error);
 
   cert = g_tls_certificate_new_from_pem (cert_pem, cert_pem_length - 100, &error);
+  g_free (cert_pem);
   g_assert_no_error (error);
   g_assert (G_IS_TLS_CERTIFICATE (cert));