libipt, block: rename event processing functions to pt_blk_process_<event>
libipt, block: rename event processing functions to pt_blk_process_<event>

Now that we removed all pt_blk_process_<event> functions that used to get called
from pt_blk_proceed_<event>(), we can rename the pt_blk_apply_<event>()
functions that were introduced by splitting a previous pt_blk_proceed_<event>()
function back to pt_blk_proceed_<event>().

Change-Id: I283f664c9071acdd3fb184da4617dc9b62fc34e5
Signed-off-by: Markus Metzger <5f675b2b36595f90898e014b548ff7d9bbff2ab7@intel.com>

01org/processor-trace,01org/processor-trace,01org/processor-trace