test: add test of source map benchmark

Author: miguelmarcondesf

test/benchmark/test-benchmark-source-map.js

@@ -0,0 +1,7 @@
+'use strict';
+
+require('../common');
+
+const runBenchmark = require('../common/benchmark');
+
+runBenchmark('source_map', { NODEJS_BENCHMARK_ZERO_ALLOWED: 1 });