[FIX] 修正 APK 版本強制更新開關永遠為開啟的 Bug

1. 修正 ApkVersionController::store() 中 is_forced 欄位的判斷邏輯
2. 原邏輯使用 $request->has('is_forced') 判斷，但因表單含 hidden input (value=0)，導致 key 永遠存在，has() 永遠回傳 true
3. 改用 $request->boolean('is_forced') 直接讀取欄位值，正確將字串 '0' 轉為 false、'1' 轉為 true

app/Http/Controllers/Admin/BasicSettings/ApkVersionController.php

@@ -50,7 +50,7 @@ class ApkVersionController extends AdminController
             'file_path' => $filePath,
             'download_url' => $request->download_url,
             'release_notes' => $request->release_notes,
-            'is_forced' => $request->has('is_forced') || (bool) $request->input('is_forced', false),
+            'is_forced' => $request->boolean('is_forced'),
         ]);
 
         return redirect()->route('admin.basic-settings.apk-versions.index')