Fixed the DEBUG switch in gdb-server.c
Fixed the DEBUG switch in gdb-server.c

ros2/stlink,swegener/stlink,chaosAD/stlink,12019/stlink,swegener/stlink,chaosAD/stlink,braincorp/stlink,simonjwright/stlink,gtalusan/stlink,braincorp/stlink,trigrass2/stlink,trigrass2/stlink,fedorcomander/stlink,12019/stlink,ros2/stlink,gtalusan/stlink,fedorcomander/stlink,simonjwright/stlink