perf sched: Add missing perf_session__delete()

The perf sched stats record missed to release the session and ASAN
reported a leak.

Fixes: c3030995f2 ("perf sched stats: Add record and rawdump support")
Reviewed-and-tested-by: Swapnil Sapkal <swapnil.sapkal@amd.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>

tools/perf/builtin-sched.c

@@ -4027,8 +4027,8 @@ static int perf_sched__schedstat_record(struct perf_sched *sched,
 	else
 		fprintf(stderr, "[ perf sched stats: Failed !! ]\n");
 
+	perf_session__delete(session);
 	evlist__put(evlist);
-	close(fd);
 	return err;
 }