Bump @babel/plugin-proposal-class-properties from 7.12.1 to 7.13.0

Bumps [@babel/plugin-proposal-class-properties](https://github.com/babel/babel/tree/HEAD/packages/babel-plugin-proposal-class-properties) from 7.12.1 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)

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

package.json

@@ -100,7 +100,7 @@
   },
   "devDependencies": {
     "@babel/core": "~7.12.9",
-    "@babel/plugin-proposal-class-properties": "~7.12.1",
+    "@babel/plugin-proposal-class-properties": "~7.13.0",
     "@babel/plugin-proposal-object-rest-spread": "~7.12.1",
     "@babel/preset-env": "~7.12.7",
     "@types/node": "~14.14.10",