perf vendor events: Add POWER9 PVRs to mapfile

Add currently supported POWER9 PVRs to the mapfile

Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Shriya <shriyak@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-k1pe02sn5gh6nrzp8ditye94@git.kernel.org


[ Fix conflict with a87006fd5629 ("perf pmu-events: Support additional POWER8+ PVR in mapfile") ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>