chore(deps-dev): update @babel/core requirement from ^7.12.7 to ^7.12.8

Updates the requirements on [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) to permit the latest version.
- [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/v7.12.8/packages/babel-core)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@babel/cli": "^7.12.8",
-    "@babel/core": "^7.12.7",
+    "@babel/core": "^7.12.8",
     "@babel/preset-env": "^7.12.7",
     "@babel/register": "^7.12.1",
     "@commitlint/cli": "^11.0.0",