perf tools: Remove unused empty help-unknown-cmd.h header

tools/perf/util/help-unknown-cmd.h has been empty and unused ever since
it was added to the kernel in commit 5feaac248a ("perf tools: Move
help_unknown_cmd() to its own file") to its own file"). Remove it.

Signed-off-by: Ethan Nelson-Moore <enelsonmoore@gmail.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ethan Nelson-Moore 2026-09-17 20:23:53 -07:00 committed by Arnaldo Carvalho de Melo
parent 97e94e5c5a
commit 60d454456f