fix(PrivacyAgreementModal): 监听弹框显示状态以重置同意状态

添加watch监听visible属性变化，每次打开弹框时重置agreed状态

@@ -83,7 +83,7 @@
 </template>
 
 <script setup>
-import { ref, computed, defineEmits, defineProps } from 'vue'
+import { ref, computed, watch, defineEmits, defineProps } from 'vue'
 import Taro from '@tarojs/taro'
 
 // Props
@@ -100,6 +100,13 @@ const emit = defineEmits(['update:visible', 'confirm', 'cancel'])
 // 响应式数据
 const agreed = ref(false)
 
+// 监听弹框显示状态，每次打开时重置agreed
+watch(() => props.visible, (newVisible) => {
+  if (newVisible) {
+    agreed.value = false
+  }
+})
+
 // 计算属性
 const modalVisible = computed({
   get() {