installed dotenv as dependencie

package.json

@@ -17,6 +17,7 @@
   "license": "ISC",
   "dependencies": {
     "axios": "^0.22.0",
+    "dotenv": "^16.0.0",
     "firebase": "^9.1.2",
     "prop-types": "^15.7.2",
     "react": "^17.0.2",
@@ -42,7 +43,6 @@
     "clean-webpack-plugin": "^4.0.0",
     "copy-webpack-plugin": "^9.0.1",
     "css-loader": "^6.3.0",
-    "dotenv": "^10.0.0",
     "eslint": "^7.32.0",
     "eslint-config-airbnb": "^18.2.1",
     "eslint-config-prettier": "^8.3.0",