npm uninstall gh-pages (Unneeded since using GitHub Actions)

removed 10 packages, and audited 1386 packages in 2s

Author: ADTC

package-lock.json

@@ -4,8 +4,6 @@
   "private": true,
   "homepage": "http://adtc.github.io/simple-position-calc",
   "scripts": {
-    "predeploy": "npm run build",
-    "deploy": "gh-pages -d build",
     "start": "react-scripts start",
     "build": "react-scripts build",
     "test": "react-scripts test",
@@ -33,7 +31,6 @@
     "@types/node": "^16.18.122",
     "@types/react": "^18.3.18",
     "@types/react-dom": "^18.3.5",
-    "gh-pages": "^6.2.0",
     "typescript": "^4.9.5"
   },
   "eslintConfig": {