perf list: Fix JSON segfault by setting the used skip_duplicate_pmus callback

stable inclusion
from stable-v6.6.7
commit 1f4d4d2cd6b5ac6bb2d97c8f8bc0f366579ee692
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8SSQ4

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1f4d4d2cd6b5ac6bb2d97c8f8bc0f366579ee692



--------------------------------

commit b1693747487442984050eb0f462b83a3a8307525 upstream.

Json output didn't set the skip_duplicate_pmus callback yielding a
segfault.

Fixes: cd4e1efb ("perf pmus: Skip duplicate PMUs and don't print list suffix by default")
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: James Clark <james.clark@arm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20231129213428.2227448-2-irogers@google.com


[namhyung: updated subject line according to Arnaldo]
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>