MFC r344214:
Refresh OptionalObsoleteFiles.inc for MK_PMC:
- Add missing /usr/sbin/pmc, pmcformat.h, libpmcstat.h and pmc.haswellxeon.3
to the list.
- Correct man page section for pmcstudy.8.
- Include recently added libipt and libopencsd for corresponding TARGET_ARCH