rm babel dep

Author: chrishavlin

package.json

@@ -70,8 +70,6 @@
     "jupyter-threejs": "^2.3.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.23.7",
-    "@babel/preset-env": "^7.23.8",
     "@jupyter-widgets/base-manager": "^1.0.7",
     "@jupyterlab/builder": "^4.0.11",
     "@lumino/application": "^2.3.0",