fix: upgrade @babel/core from 7.21.5 to 7.21.8 (#761)

Snyk has created this PR to upgrade @babel/core from 7.21.5 to 7.21.8.

See this package in npm:
https://www.npmjs.com/package/@babel/core

See this project in Snyk:
https://app.snyk.io/org/nodeshift-agg/project/cc7f2029-67ef-4484-8942-8996e596ae23?utm_source=github&utm_medium=referral&page=upgrade-pr

Co-authored-by: snyk-bot <snyk-bot@snyk.io>

package.json

@@ -36,7 +36,7 @@
   },
   "homepage": "https://nodeshift.dev/opossum",
   "devDependencies": {
-    "@babel/core": "^7.21.5",
+    "@babel/core": "^7.21.8",
     "@babel/preset-env": "^7.21.5",
     "babel-loader": "^9.1.2",
     "buffer": "^6.0.3",