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 v5.15.86 by commit 19bb9e98e1035ac2916eb7d22c80a41ee0924f77. For more details please see the references link.