perf: Fix UAPI fallout

The UAPI commits forgot to test tooling builds such as tools/perf/,
and this fixes the fallout.

Manual conversion.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 53c7794..39f3aba 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -2,7 +2,7 @@
 #define __PMU_H
 
 #include <linux/bitops.h>
-#include "../../../include/linux/perf_event.h"
+#include "../../../include/uapi/linux/perf_event.h"
 
 enum {
 	PERF_PMU_FORMAT_VALUE_CONFIG,