Bump react-dom from 16.11.0 to 16.12.0 (#12415)

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) from 16.11.0 to 16.12.0.
- [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/v16.12.0/packages/react-dom)

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

package.json

@@ -127,7 +127,7 @@
     "punycode": "^2.1.0",
     "rails-ujs": "^5.2.3",
     "react": "^16.10.2",
-    "react-dom": "^16.11.0",
+    "react-dom": "^16.12.0",
     "react-hotkeys": "^1.1.4",
     "react-immutable-proptypes": "^2.1.0",
     "react-immutable-pure-component": "^1.1.1",

yarn.lock

@@ -8607,15 +8607,15 @@ rc@^1.2.7:
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"
 
-react-dom@^16.11.0:
-  version "16.11.0"
-  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.11.0.tgz#7e7c4a5a85a569d565c2462f5d345da2dd849af5"
-  integrity sha512-nrRyIUE1e7j8PaXSPtyRKtz+2y9ubW/ghNgqKFHHAHaeP0fpF5uXR+sq8IMRHC+ZUxw7W9NyCDTBtwWxvkb0iA==
+react-dom@^16.12.0:
+  version "16.12.0"
+  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.12.0.tgz#0da4b714b8d13c2038c9396b54a92baea633fe11"
+  integrity sha512-LMxFfAGrcS3kETtQaCkTKjMiifahaMySFDn71fZUNpPHZQEzmk/GiAeIT8JSOrHB23fnuCOMruL2a8NYlw+8Gw==
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
     prop-types "^15.6.2"
-    scheduler "^0.17.0"
+    scheduler "^0.18.0"
 
 react-event-listener@^0.6.0:
   version "0.6.5"
@@ -9455,6 +9455,14 @@ scheduler@^0.17.0:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
 
+scheduler@^0.18.0:
+  version "0.18.0"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.18.0.tgz#5901ad6659bc1d8f3fdaf36eb7a67b0d6746b1c4"
+  integrity sha512-agTSHR1Nbfi6ulI0kYNK0203joW2Y5W4po4l+v03tOoiJKpTBbxpNhWDvqc/4IcOw+KLmSiQLTasZ4cab2/UWQ==
+  dependencies:
+    loose-envify "^1.1.0"
+    object-assign "^4.1.1"
+
 schema-utils@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-1.0.0.tgz#0b79a93204d7b600d4b2850d1f66c2a34951c770"