Bump @babel/plugin-proposal-class-properties from 7.7.0 to 7.18.6

Bumps [@babel/plugin-proposal-class-properties](https://github.com/babel/babel/tree/HEAD/packages/babel-plugin-proposal-class-properties) from 7.7.0 to 7.18.6.
- [Release notes](https://github.com/babel/babel/releases)
- [Commits](https://github.com/babel/babel/commits/v7.18.6/packages/babel-plugin-proposal-class-properties)

---
updated-dependencies:
- dependency-name: "@babel/plugin-proposal-class-properties"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -47,7 +47,7 @@
     "esbuild": "^0.20.2",
     "rollup": "^4.14.3",
     "@babel/core": "7.5.0",
-    "@babel/plugin-proposal-class-properties": "7.7.0",
+    "@babel/plugin-proposal-class-properties": "7.18.6",
     "@babel/plugin-proposal-optional-chaining": "7.7.5",
     "@babel/preset-env": "7.5.5",
     "@babel/preset-typescript": "7.24.1",