[11.x] Fix: Ensure generated policies return boolean values

src/Illuminate/Foundation/Console/stubs/policy.stub

@@ -13,54 +13,54 @@ class {{ class }}
      */
     public function viewAny({{ user }} $user): bool
     {
-        //
+        return true;
     }
 
     /**
      * Determine whether the user can view the model.
      */
     public function view({{ user }} $user, {{ model }} ${{ modelVariable }}): bool
     {
-        //
+        return true;
     }
 
     /**
      * Determine whether the user can create models.
      */
     public function create({{ user }} $user): bool
     {
-        //
+        return true;
     }
 
     /**
      * Determine whether the user can update the model.
      */
     public function update({{ user }} $user, {{ model }} ${{ modelVariable }}): bool
     {
-        //
+        return true;
     }
 
     /**
      * Determine whether the user can delete the model.
      */
     public function delete({{ user }} $user, {{ model }} ${{ modelVariable }}): bool
     {
-        //
+        return true;
     }
 
     /**
      * Determine whether the user can restore the model.
      */
     public function restore({{ user }} $user, {{ model }} ${{ modelVariable }}): bool
     {
-        //
+        return true;
     }
 
     /**
      * Determine whether the user can permanently delete the model.
      */
     public function forceDelete({{ user }} $user, {{ model }} ${{ modelVariable }}): bool
     {
-        //
+        return true;
     }
 }