sancus: add sancus_now_ts() and sancus_now_fp() variants of sancus_now()
sancus: add sancus_now_ts() and sancus_now_fp() variants of sancus_now()

Signed-off-by: Alejandro Mery <cdfd70a51550235bbe9d06a3549b54fb5429c504@geeks.cl>

sancus-project/sancus-core,sancus-project/sancus-core,sancus-project/sancus-core