chore: remove useless package

Author: lpatiny

.babelrc

@@ -30,12 +30,9 @@
   },
   "homepage": "https://github.com/cheminfo/raman-spectrum#readme",
   "devDependencies": {
-    "@babel/plugin-transform-modules-commonjs": "^7.27.1",
     "cheminfo-build": "^1.2.1",
-    "codecov": "^3.8.2",
     "eslint": "^9.32.0",
     "eslint-config-cheminfo": "^15.0.1",
-    "esm": "^3.2.25",
     "jest-matcher-deep-close-to": "^3.0.2",
     "prettier": "^3.6.2",
     "vitest": "^3.2.4"