qemuDomainSecretInfo: Register autoptr cleanup function

Signed-off-by: NPeter Krempa <pkrempa@redhat.com>
Reviewed-by: NJán Tomko <jtomko@redhat.com>

src/qemu/qemu_domain.h

@@ -1042,6 +1042,8 @@ bool qemuDomainSupportsEncryptedSecret(qemuDomainObjPrivatePtr priv);
 void qemuDomainSecretInfoFree(qemuDomainSecretInfoPtr secinfo)
     ATTRIBUTE_NONNULL(1);
 
+G_DEFINE_AUTOPTR_CLEANUP_FUNC(qemuDomainSecretInfo, qemuDomainSecretInfoFree);
+
 void qemuDomainSecretInfoDestroy(qemuDomainSecretInfoPtr secinfo);
 
 void qemuDomainSecretDiskDestroy(virDomainDiskDefPtr disk)