Fix Project Stats page crash issue for archived projects

- Register `CategoryScale` & `LinearScale` in ChartJS
- Fixes #6131

frontend/src/components/projectStats/contributorsStats.js

@@ -1,5 +1,5 @@
 import React from 'react';
-import { Chart as ChartJS, ArcElement, BarElement } from 'chart.js';
+import { Chart as ChartJS, ArcElement, BarElement, CategoryScale, LinearScale } from 'chart.js';
 import { Doughnut, Bar } from 'react-chartjs-2';
 import { FormattedMessage, useIntl } from 'react-intl';
 
@@ -10,7 +10,7 @@ import { formatChartData, formatTooltip } from '../../utils/formatChartJSData';
 import { useContributorStats } from '../../hooks/UseContributorStats';
 import { StatsCardContent } from '../statsCard';
 
-ChartJS.register(ArcElement, BarElement);
+ChartJS.register(ArcElement, BarElement, CategoryScale, LinearScale);
 
 export default function ContributorsStats({ contributors }) {
   const intl = useIntl();