⬆️ deps: Upgrade babel monorepo to v7.15.4

Author: renovate-bot

package.json

@@ -73,9 +73,9 @@
     "@total-order/primitive": "^1.0.1"
   },
   "devDependencies": {
-    "@babel/core": "7.15.0",
+    "@babel/core": "7.15.4",
     "@babel/polyfill": "7.12.1",
-    "@babel/preset-env": "7.15.0",
+    "@babel/preset-env": "7.15.4",
     "@babel/register": "7.15.3",
     "@commitlint/cli": "13.1.0",
     "@js-library/commitlint-config": "0.0.4",