Bump babel-plugin-react-intl from 4.1.16 to 5.1.2

Bumps [babel-plugin-react-intl](https://github.com/formatjs/formatjs) from 4.1.16 to 5.1.2.
- [Release notes](https://github.com/formatjs/formatjs/releases)
- [Commits](https://github.com/formatjs/formatjs/compare/babel-plugin-react-intl@4.1.16...babel-plugin-react-intl@5.1.2)

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

package.json

@@ -96,7 +96,7 @@
     "@parity/dapp-wallet": "github:js-dist-paritytech/dapp-wallet#bdcaa0a94bc669b74103fce9073e5216d29e2f3e",
     "babel-eslint": "^10.0.3",
     "babel-loader": "^8.0.6",
-    "babel-plugin-react-intl": "4.1.16",
+    "babel-plugin-react-intl": "5.1.2",
     "babel-plugin-transform-react-remove-prop-types": "0.4.24",
     "babel-plugin-webpack-alias": "2.1.2",
     "chai": "4.2.0",