update the comparison documents (go-gitea#18669)

* update the comparison documents

* Remove U2f

Author: lunny

docs/content/doc/features/comparison.en-us.md

@@ -50,7 +50,7 @@ _Symbols used in table:_
 | Repository Tokens with write rights | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓              | ✓            |
 | Built-in Container Registry         | [✘](https://github.com/go-gitea/gitea/issues/2316) | ✘    | ✘         | ✓         | ✓         | ✘              | ✘            |
 | External git mirroring              | ✓                                                  | ✓    | ✘         | ✘         | ✓         | ✓              | ✓            |
-| FIDO U2F (2FA)                      | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓              | ✘            |
+| WebAuthn (2FA)                      | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓              | ?            |
 | Built-in CI/CD                      | ✘                                                  | ✘    | ✓         | ✓         | ✓         | ✘              | ✘            |
 | Subgroups: groups within groups     | ✘                                                  | ✘    | ✘         | ✓         | ✓         | ✘              | ✓            |
 
@@ -66,6 +66,7 @@ _Symbols used in table:_
 | Granular user roles (Code, Issues, Wiki etc) | ✓                                                | ✘    | ✘         | ✓         | ✓         | ✘         | ✘            |
 | Verified Committer                           | ⁄                                                | ✘    | ?         | ✓         | ✓         | ✓         | ✘            |
 | GPG Signed Commits                           | ✓                                                | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
+| SSH Signed Commits                           | ✓                                                | ✘    | ✘         | ✘         | ✘         | ?         | ?            |
 | Reject unsigned commits                      | [✓](https://github.com/go-gitea/gitea/pull/9708) | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
 | Repository Activity page                     | ✓                                                | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
 | Branch manager                               | ✓                                                | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |

docs/content/doc/features/comparison.zh-cn.md

@@ -48,7 +48,7 @@ _表格中的符号含义:_
 | 仓库写权限令牌        | ✓     | ✘    | ✓         | ✓         | ✓         | ✘         | ✓            |
 | 内置容器 Registry     | ✘     | ✘    | ✘         | ✓         | ✓         | ✘         | ✘            |
 | 外部 Git 镜像         | ✓     | ✓    | ✘         | ✘         | ✓         | ✓         | ✓            |
-| FIDO U2F (2FA)        | ✓     | ✘    | ✓         | ✓         | ✓         | ✓         | ✘            |
+| WebAuthn (2FA)       | ✓       | ✘    | ✓         | ✓         | ✓         | ✓              | ?            |
 | 内置 CI/CD            | ✘     | ✘    | ✘         | ✓         | ✓         | ✘         | ✘            |
 | 子组织：组织内的组织  | ✘     | ✘    | ✘         | ✓         | ✓         | ✘         | ✓            |
 
@@ -64,6 +64,7 @@ _表格中的符号含义:_
 | 细粒度用户角色 (例如 Code, Issues, Wiki) | ✓     | ✘    | ✘         | ✓         | ✓         | ✘         | ✘            |
 | 提交人的身份验证                         | ✘     | ✘    | ?         | ✓         | ✓         | ✓         | ✘            |
 | GPG 签名的提交                           | ✓     | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
+| SSH 签名的提交                           | ✓      | ✘    | ✘         | ✘         | ✘         | ?         | ?            |
 | 拒绝未用通过验证的提交                   | ✓     | ✘    | ✓         | ✓         | ✓         | ✘         | ✓            |
 | 仓库活跃度页面                           | ✓     | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
 | 分支管理                                 | ✓     | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |