Update babel monorepo to v7.15.0

Author: renovate-bot

package.json

@@ -16,10 +16,10 @@
   "license": "MIT",
   "devDependencies": {
     "@babel/cli": "7.14.8",
-    "@babel/core": "7.14.8",
-    "@babel/preset-env": "7.14.8",
+    "@babel/core": "7.15.0",
+    "@babel/preset-env": "7.15.0",
     "@babel/preset-react": "7.14.5",
-    "@babel/preset-typescript": "7.14.5",
+    "@babel/preset-typescript": "7.15.0",
     "@types/react": "17.0.17",
     "copyfiles": "2.4.1",
     "react": "17.0.2",