Bump chart.js from 2.9.4 to 3.4.0

Bumps [chart.js](https://github.com/chartjs/Chart.js) from 2.9.4 to 3.4.0.
- [Release notes](https://github.com/chartjs/Chart.js/releases)
- [Commits](https://github.com/chartjs/Chart.js/compare/v2.9.4...v3.4.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -60,7 +60,7 @@
     "bootstrap": "^5.0.1",
     "bootstrap-datepicker": "^1.9.0",
     "brand-colors": "^2.1.1",
-    "chart.js": "^2.9.4",
+    "chart.js": "^3.4.0",
     "datatables": "^1.10.18",
     "easy-pie-chart": "^2.1.7",
     "file-loader": "^6.2.0",