perf vendor events power10: Add metric events JSON file for power10 platform

Add PMU metric JSON file for power10 platform.

Signed-off-by: Kajol Jain <[email protected]>
Reviewed-by: Paul Clarke <[email protected]>
Cc: Athira Jajeev <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Madhavan Srinivasan <[email protected]>
Cc: Nageswara R Sastry <[email protected]>
Cc: [email protected]
Link: http://lore.kernel.org/lkml/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

Author: kjain101