Bump rails-ujs from 5.2.3 to 5.2.4 (#12526)

Bumps [rails-ujs](https://github.com/rails/rails) from 5.2.3 to 5.2.4.
- [Release notes](https://github.com/rails/rails/releases)
- [Commits](https://github.com/rails/rails/compare/v5.2.3...v5.2.4)

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

package.json

@@ -121,7 +121,7 @@
     "postcss-object-fit-images": "^1.1.2",
     "prop-types": "^15.5.10",
     "punycode": "^2.1.0",
-    "rails-ujs": "^5.2.3",
+    "rails-ujs": "^5.2.4",
     "react": "^16.10.2",
     "react-dom": "^16.12.0",
     "react-hotkeys": "^1.1.4",