Remove (lat, lon) mapping to itself

Earlier I was mapping (lat, lon) to (lon, lat), which caused horrible errors.
Fixed it, but kept the mapping. i.e. (lat, lon) to (lat, lon) as to have a checkpoint of my error, removing it now to avoid unnecessary computation. More of a dummy commit.

frontend/src/components/Map.js

@@ -276,7 +276,7 @@ const Map = ( { onMapClick, searchQuery, contentType } ) => {
         if (geoToolMode === "area" && areaPoints.length >= 3) {
             // Just ensuring that the polygon is closed (first == last)
             const closed = [...areaPoints, areaPoints[0]];
-            const area = calculatePolygonArea(closed.map(([lat, lon]) => [lat, lon])); // This took me a while to figure out, it should be just (lat, lon), not (lon, lat)
+            const area = calculatePolygonArea(closed); // This took me a while to figure out, it should be just (lat, lon), not (lon, lat)
             setPolygonArea(area);
         } else {
             setPolygonArea(null);