Password field should be password on the email settings.

modules/setting-management/src/Volo.Abp.SettingManagement.Blazor/Pages/SettingManagement/EmailSettingGroup/EmailSettingGroupViewComponent.razor

@@ -83,7 +83,7 @@
                         <Validation MessageLocalizer="@LH.Localize">
                             <Field>
                                <FieldLabel>@L["SmtpPassword"]</FieldLabel>
-                                <TextEdit @bind-Text="@EmailSettings.SmtpPassword">
+                                <TextEdit Role="TextRole.Password" @bind-Text="@EmailSettings.SmtpPassword">
                                     <Feedback>
                                         <ValidationError />
                                     </Feedback>

modules/setting-management/src/Volo.Abp.SettingManagement.Web/Pages/SettingManagement/Components/EmailSettingGroup/Default.cshtml

@@ -16,7 +16,7 @@
                 <div id="HideSectionWhenUseDefaultCredentialsIsChecked" @Html.Raw(Model.SmtpUseDefaultCredentials ? "style=\"display: none;\"" : "")>
                     <abp-input asp-for="SmtpDomain" label="@L["SmtpDomain"].Value" />
                     <abp-input asp-for="SmtpUserName" label="@L["SmtpUserName"].Value" />
-                    <abp-input asp-for="SmtpPassword" label="@L["SmtpPassword"].Value" />
+                    <abp-input type="password" asp-for="SmtpPassword" label="@L["SmtpPassword"].Value" />
                 </div>
             </div>
             <hr class="my-4" />