perf powerpc kvm-stat: Add missing evlist.h header

This header was being obtained indirectly, by sheer luck, add it.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-c3h8oyav16iu5ivput8n4wt6@git.kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/arch/powerpc/util/kvm-stat.c

@@ -4,6 +4,7 @@
 #include "util/parse-events.h"
 #include "util/debug.h"
 #include "util/evsel.h"
+#include "util/evlist.h"
 
 #include "book3s_hv_exits.h"
 #include "book3s_hcalls.h"