Increase buffer size for oNCP configuration
Increase buffer size for oNCP configuration

This fixes https://bugzilla.redhat.com/show_bug.cgi?id=1729693

Signed-off-by: David Woodhouse <97b3379caa91f4ee97e44013ae4dc6350540fa9d@infradead.org>

brandt/openconnect,brandt/openconnect,brandt/openconnect,brandt/openconnect