fix(系统设置): 系统参数邮件设置指定发件人未校验邮箱格式

--bug=1035548 --user=王旭 【系统设置】系统-系统参数-邮件设置-指定发件人-未校验邮箱格式 https://www.tapd.cn/55049933/s/1462136

frontend/src/views/setting/system/config/components/baseConfig.vue

@@ -167,7 +167,10 @@
             allow-clear
           />
         </a-form-item>
-        <a-form-item :label="t('system.config.email.from')" field="from" asterisk-position="end">
+        <a-form-item
+            :label="t('system.config.email.from')"
+            field="from" asterisk-position="end"
+            :rules="[emailRule]">
           <a-input
             v-model:model-value="emailConfigForm.from"
             :max-length="255"