build(deps): bump lodash from 4.17.20 to 4.17.21 in /web/ui

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.20 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.20...4.17.21)

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

web/ui/package.json

@@ -23,7 +23,7 @@
     "evergreen-ui": "^5.1.0",
     "fuzzaldrin-plus": "^0.6.0",
     "ky": "^0.26.0",
-    "lodash": "^4.17.20",
+    "lodash": "^4.17.21",
     "react": "^16.13.1",
     "react-chartjs-2": "^2.11.1",
     "react-dom": "^16.13.1",