Improve scale() performance

dist/datasource-zabbix/benchmarks/timeseries_bench.js

@@ -45,6 +45,17 @@ module.exports = [
       }
     }
   },
+  {
+    name: 'scale',
+    tests: {
+      'scale()': () => {
+        ts.scale(datapoints, 42);
+      },
+      'scale_perf()': () => {
+        ts.scale_perf(datapoints, 42);
+      }
+    }
+  },
   {
     name: 'groupBy vs groupBy_perf',
     tests: {