Bump babel-plugin-styled-components from 2.1.1 to 2.1.4 (#580)

Bumps [babel-plugin-styled-components](https://github.com/styled-components/babel-plugin-styled-components) from 2.1.1 to 2.1.4.
- [Release notes](https://github.com/styled-components/babel-plugin-styled-components/releases)
- [Commits](styled-components/babel-plugin-styled-components@v2.1.1...v2.1.4)

---
updated-dependencies:
- dependency-name: babel-plugin-styled-components
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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package.json

@@ -18,7 +18,7 @@
     "babel-jest": "^29.5.0",
     "babel-loader": "^9.1.2",
     "babel-plugin-istanbul": "^6.1.1",
-    "babel-plugin-styled-components": "^2.1.1",
+    "babel-plugin-styled-components": "^2.1.4",
     "date-fns": "^2.30.0",
     "eslint-config-xo-react": "^0.27.0",
     "eslint-plugin-react": "^7.32.2",