Dependabot: Bump @babel/plugin-proposal-class-properties from 7.10.4 …

…to 7.13.0 (#238)

Bumps [@babel/plugin-proposal-class-properties](https://github.com/babel/babel/tree/HEAD/packages/babel-plugin-proposal-class-properties) from 7.10.4 to 7.13.0.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.13.0/packages/babel-plugin-proposal-class-properties)

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package.json

@@ -40,7 +40,7 @@
     "reactstrap": "^8.5.1"
   },
   "devDependencies": {
-    "@babel/plugin-proposal-class-properties": "^7.10.4",
+    "@babel/plugin-proposal-class-properties": "^7.13.0",
     "@testing-library/jest-dom": "^5.11.9",
     "@testing-library/react": "^10.4.9",
     "babel-core": "^6.26.3",