PT42709701 - Safer SIP transaction timers handling by usage of the OsTimerQueue
PT43629549 - Safer timers creation in stacklib and other sip components

Introduced the timer queue in sip transaction. This will manage transaction timers
instead of the plain timers array. Timers will be deleted faster than before.

Along with this, the OsTimersQueue needed some addaptation. RLS and BLA usage
of OsTimersQueue was updated too.