Fix signup password value

Author: SheiUn

main/templates/main/signup.html

@@ -84,11 +84,11 @@
                                     <label for="tb_Account">帳號 Account</label>
                                 </div>
                                 <div class="input-field" style="margin-top: -20px;">
-                                    <input class="user_input validate" id="tb_Password" name="password1" type="password" placeholder="請輸入密碼 Password" value="{{ form.data.username }}">
+                                    <input class="user_input validate" id="tb_Password" name="password1" type="password" placeholder="請輸入密碼 Password">
                                     <label for="tb_Password">密碼 Password</label>
                                 </div>
                                 <div class="input-field" style="margin-top: -20px;">
-                                    <input class="user_input validate" id="tb_Password_ck" name="password2" type="password" placeholder="請確認密碼 Check" value="{{ form.data.password2 }}">
+                                    <input class="user_input validate" id="tb_Password_ck" name="password2" type="password" placeholder="請確認密碼 Check">
                                     <label for="tb_Password_ck">確認 Check</label>
                                 </div>
                                 <div class="input-field" style="margin-top: -20px;">