Bump chart.js from 3.1.0 to 3.1.1 (#130)

Bumps [chart.js](https://github.com/chartjs/Chart.js) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/chartjs/Chart.js/releases)
- [Commits](https://github.com/chartjs/Chart.js/compare/v3.1.0...v3.1.1)

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web/package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@ant-design/icons": "^4.6.2",
     "antd": "^4.15.1",
-    "chart.js": "^3.1.0",
+    "chart.js": "^3.1.1",
     "classnames": "^2.3.1",
     "date-fns": "^2.21.1",
     "markdown-it": "^12.0.6",