fix strncmp in handle_cmdarg: --net-mac= has 10 chars
fix strncmp in handle_cmdarg: --net-mac= has 10 chars

djwillia/solo5,Solo5/solo5,Weichen81/solo5,djwillia/solo5,Solo5/solo5,mato/solo5,Weichen81/solo5,mato/solo5,Weichen81/solo5,mato/solo5,djwillia/solo5