remove TODO

Author: Fil

test/plots/reducers.ts

@@ -245,28 +245,3 @@ export async function reducerGroupScale() {
     ]
   });
 }
-
-// TODO: implement {reduce: ƒ, scale}
-/*
-export async function reducerGroupScaleFunction() {
-  const penguins = await d3.csv<any>("data/penguins.csv", d3.autoType);
-  return Plot.plot({
-    color: {scheme: "greys"},
-    marks: [
-      Plot.barY(
-        penguins,
-        Plot.groupX(
-          {
-            y: "count",
-            fill: {
-              reduce: (index: number[], values: any[]) => d3.mode(index, (i) => values[i]),
-              scale: true
-            }
-          },
-          {x: "species", fill: (d) => (d.island === "Biscoe" ? "orange" : "green"), fy: "sex"}
-        )
-      )
-    ]
-  });
-}
-*/