docs: remove unused packages from playground deps

Author: danielroe

playground/package.json

@@ -8,14 +8,7 @@
 "ionic:build": "pnpm build"
  },
 "devDependencies": {
-"@capacitor/android": "^3.6.0",
-"@capacitor/app": "1.1.1",
-"@capacitor/cli": "3.6.0",
 "@capacitor/core": "3.6.0",
-"@capacitor/haptics": "1.1.4",
-"@capacitor/ios": "^3.6.0",
-"@capacitor/keyboard": "1.2.3",
-"@capacitor/status-bar": "1.0.8",
 "@capacitor/camera": "^1.0.0",
 "@capacitor/filesystem": "^1.0.0",
 "@capacitor/storage": "^1.0.0",