perf pmu: perf_cpu_map__new_int to avoid parsing a string

Prefer perf_cpu_map__new_int(0) to perf_cpu_map__new("0") as it avoids
strings parsing.

Signed-off-by: Ian Rogers <[e-mail]>
Signed-off-by: Namhyung Kim <[e-mail]>

tools/perf/util/drm_pmu.c

···
 		return NULL;
 	}
 
-	drm->pmu.cpus = perf_cpu_map__new("0");
+	drm->pmu.cpus = perf_cpu_map__new_int(0);
 	if (!drm->pmu.cpus) {
 		perf_pmu__delete(&drm->pmu);
 		return NULL;

tools/perf/util/hwmon_pmu.c

···
 		perf_pmu__delete(&hwm->pmu);
 		return NULL;
 	}
-	hwm->pmu.cpus = perf_cpu_map__new("0");
+	hwm->pmu.cpus = perf_cpu_map__new_int(0);
 	if (!hwm->pmu.cpus) {
 		perf_pmu__delete(&hwm->pmu);
 		return NULL;