net: ftmac100: update get_timer() usages

Use get_timer() the same way as drivers/net/ftgmac100.c

Signed-off-by: Po-Yu Chuang <ratbert@faraday-tech.com>
Reviewed-by: Macpaul Lin <macpaul@gmail.com>
Tested-by: Macpaul Lin <macpaul@gmail.com>
1 file changed