lib: cmsis_rtos_v1: Fix timeout calculation in signals
lib: cmsis_rtos_v1: Fix timeout calculation in signals

Fix the osSignalWait timeout calculation in cases when
waiting on more than one signal event.

Signed-off-by: Praful Swarnakar <b56c70d8c3b21a158307ccd68a699c2a05d34cb8@intel.com>

punitvara/zephyr,nashif/zephyr,finikorg/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,zephyrproject-rtos/zephyr,punitvara/zephyr,nashif/zephyr,ldts/zephyr,explora26/zephyr,Vudentz/zephyr,kraj/zephyr,Vudentz/zephyr,explora26/zephyr,ldts/zephyr,finikorg/zephyr,galak/zephyr,punitvara/zephyr,finikorg/zephyr,explora26/zephyr,kraj/zephyr,punitvara/zephyr,Vudentz/zephyr,kraj/zephyr,kraj/zephyr,zephyrproject-rtos/zephyr,kraj/zephyr,ldts/zephyr,galak/zephyr,GiulianoFranchetto/zephyr,galak/zephyr,ldts/zephyr,zephyrproject-rtos/zephyr,explora26/zephyr,ldts/zephyr,nashif/zephyr,explora26/zephyr,punitvara/zephyr,nashif/zephyr,finikorg/zephyr,galak/zephyr,GiulianoFranchetto/zephyr,finikorg/zephyr,GiulianoFranchetto/zephyr,zephyrproject-rtos/zephyr,nashif/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,GiulianoFranchetto/zephyr,Vudentz/zephyr,Vudentz/zephyr