libs/utils/filters: add support for tasks wakeups
libs/utils/filters: add support for tasks wakeups

Signed-off-by: Patrick Bellasi <431c86f368affbc3148c4669fbd465131f7e82cb@arm.com>

arnoldlu/lisa,ARM-software/lisa,ARM-software/lisa,bjackman/lisa,ARM-software/lisa,joelagnel/lisa,ARM-software/lisa,credp/lisa,arnoldlu/lisa,mdigiorgio/lisa,bjackman/lisa,credp/lisa,joelagnel/lisa,credp/lisa,credp/lisa,JaviMerino/lisa,mdigiorgio/lisa