hamradio: baycomepp: Fix return type of baycomsend_packet()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.163 by commit e7aa8a4709d4b028c72f56cc146499d82d1d97a9. For more details please see the references link.