优化了一些问题fix(captcha)

src/Admin/Schema/SchemaPermissions.php

@@ -29,9 +29,6 @@ class SchemaPermissions {
                                 ['label' => 'Cloudflare Turnstile', 'value' => 'cloudflare'],
                                 ['label' => '极验 GeeTest', 'value' => 'geetest'],
                             ]],
-                            ['key' => 'mode', 'label' => '触发模式', 'type' => 'radio', 'default' => 'always', 'dependsOn' => ['key' => 'enabled', 'value' => true], 'options' => [
-                                ['label' => '始终显示', 'value' => 'always'],
-                            ]],
                             ['key' => 'enabled_scenarios', 'label' => '启用场景', 'type' => 'checkbox', 'default' => ['comment', 'login', 'register', 'bind', 'bind_phone', 'lostpassword', 'change_password', 'change_email', 'download', 'signin'], 'dependsOn' => ['key' => 'enabled', 'value' => true], 'options' => [
                                 ['label' => '发表评论', 'value' => 'comment'],
                                 ['label' => '用户登录', 'value' => 'login'],