Build(deps-dev): bump react-dom from 16.8.6 to 16.9.0 (#3855)

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) from 16.8.6 to 16.9.0.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v16.9.0/packages/react-dom)

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

package-lock.json

@@ -20602,21 +20602,21 @@
       }
     },
     "react-dom": {
-      "version": "16.8.6",
-      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.8.6.tgz",
-      "integrity": "sha512-1nL7PIq9LTL3fthPqwkvr2zY7phIPjYrT0jp4HjyEQrEROnw4dG41VVwi/wfoCneoleqrNX7iAD+pXebJZwrwA==",
+      "version": "16.9.0",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.9.0.tgz",
+      "integrity": "sha512-YFT2rxO9hM70ewk9jq0y6sQk8cL02xm4+IzYBz75CQGlClQQ1Bxq0nhHF6OtSbit+AIahujJgb/CPRibFkMNJQ==",
       "dev": true,
       "requires": {
         "loose-envify": "^1.1.0",
         "object-assign": "^4.1.1",
         "prop-types": "^15.6.2",
-        "scheduler": "^0.13.6"
+        "scheduler": "^0.15.0"
       },
       "dependencies": {
         "scheduler": {
-          "version": "0.13.6",
-          "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.13.6.tgz",
-          "integrity": "sha512-IWnObHt413ucAYKsD9J1QShUKkbKLQQHdxRyw73sw4FN26iWr3DY/H34xGPe4nmL1DwXyWmSWmMrA9TfQbE/XQ==",
+          "version": "0.15.0",
+          "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.15.0.tgz",
+          "integrity": "sha512-xAefmSfN6jqAa7Kuq7LIJY0bwAPG3xlCj0HMEBQk1lxYiDKZscY2xJ5U/61ZTrYbmNQbXa+gc7czPkVo11tnCg==",
           "dev": true,
           "requires": {
             "loose-envify": "^1.1.0",

package.json

@@ -229,7 +229,7 @@
     "prettier": "1.18.2",
     "prop-types": "^15.7.2",
     "react": "^16.9.0",
-    "react-dom": "^16.8.6",
+    "react-dom": "^16.9.0",
     "react-error-overlay": "^5.1.6",
     "react-helmet": "^5.2.1",
     "react-modal": "^3.9.1",