Baud rate capability is `br', not `ba'.
Baud rate capability is `br', not `ba'.

PR:		docs/56426
Submitted by:	FUJISHIMA Satsuki <sf@FreeBSD.ORG>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase