Update babel monorepo to ^7.12.8

Signed-off-by: Renovate Bot <bot@renovateapp.com>

Author: renovate-bot

package-lock.json

@@ -26,8 +26,8 @@
   },
   "homepage": "https://github.com/batazor/react-final-form-generator#readme",
   "devDependencies": {
-    "@babel/cli": "^7.12.7",
-    "@babel/core": "^7.12.7",
+    "@babel/cli": "^7.12.8",
+    "@babel/core": "^7.12.8",
     "@babel/plugin-proposal-decorators": "^7.12.1",
     "@babel/plugin-proposal-do-expressions": "^7.12.1",
     "@babel/plugin-proposal-export-default-from": "^7.12.1",