chore: move @types/selenium-webdriver to devDependencies

Author: martabal

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "ff-diff",
-  "version": "0.1.8",
+  "version": "0.1.9",
   "license": "MIT",
   "description": "compare changes in user.js preference files between two versions of Firefox",
   "author": "martabal",
@@ -24,14 +24,14 @@
   "devDependencies": {
     "@eslint/js": "9.27.0",
     "@eslint/markdown": "6.4.0",
+    "@types/selenium-webdriver": "4.1.28",
     "eslint": "9.27.0",
     "globals": "16.1.0",
     "prettier": "3.5.3",
     "typescript": "5.8.3",
     "typescript-eslint": "8.32.1"
   },
   "dependencies": {
-    "@types/selenium-webdriver": "4.1.28",
     "selenium-webdriver": "4.32.0"
   },
   "engines": {