Remove unnecessary usage prefix from doc titles (#24869)

As title.

Author: lunny

docs/content/doc/administration/backup-and-restore.zh-cn.md

@@ -1,6 +1,6 @@
 ---
 date: "2018-06-06T09:33:00+08:00"
-title: "使用：备份与恢复"
+title: "备份与恢复"
 slug: "backup-and-restore"
 weight: 11
 toc: false

docs/content/doc/administration/https-support.zh-cn.md

@@ -1,6 +1,6 @@
 ---
 date: "2023-04-09T11:00:00+02:00"
-title: "使用： HTTPS配置"
+title: "HTTPS配置"
 slug: "https-setup"
 weight: 12
 toc: false

docs/content/doc/administration/reverse-proxies.zh-cn.md

@@ -1,6 +1,6 @@
 ---
 date: "2018-05-22T11:00:00+00:00"
-title: "使用：反向代理"
+title: "反向代理"
 slug: "reverse-proxies"
 weight: 16
 toc: false

docs/content/doc/usage/issue-pull-request-templates.zh-cn.md

@@ -1,6 +1,6 @@
 ---
 date: "2022-09-07T16:00:00+08:00"
-title: "使用：从模板创建工单与合并请求"
+title: "工单与合并请求模板"
 slug: "issue-pull-request-templates"
 weight: 15
 toc: true
@@ -10,7 +10,7 @@ aliases:
 menu:
   sidebar:
     parent: "usage"
-    name: "从模板创建工单与合并请求"
+    name: "工单与合并请求模板"
     weight: 15
     identifier: "issue-pull-request-templates"
 ---

docs/content/doc/usage/profile-readme.en-us.md

@@ -1,19 +1,19 @@
 ---
 date: "2023-03-02T21:00:00+05:00"
-title: "Usage: Gitea Profile READMEs"
+title: "Profile READMEs"
 slug: "profile-readme"
 weight: 12
 toc: false
 draft: false
 menu:
   sidebar:
     parent: "usage"
-    name: "Gitea Profile READMEs"
+    name: "Profile READMEs"
     weight: 12
     identifier: "profile-readme"
 ---
 
-# Gitea Profile READMEs
+# Profile READMEs
 
 To display a markdown file in your Gitea profile page, simply make a repository named ".profile" and edit the README.md file inside. Gitea will automatically pull this file in and display it above your repositories.
 

docs/content/doc/usage/pull-request.zh-cn.md

@@ -1,6 +1,6 @@
 ---
 date: "2018-06-01T19:00:00+02:00"
-title: "使用：Pull Request"
+title: "合并请求"
 slug: "pull-request"
 weight: 13
 toc: false
@@ -15,9 +15,9 @@ menu:
     identifier: "pull-request"
 ---
 
-# Pull Request
+# 合并请求
 
-## 在 pull requests 使用“Work In Progress”标记
+## 在`合并请求`中使用“Work In Progress”标记
 
 您可以通过在一个进行中的 pull request 的标题上添加前缀 `WIP:` 或者 `[WIP]`（此处大小写敏感）来防止它被意外合并，具体的前缀设置可以在配置文件 `app.ini` 中找到：
 
@@ -28,6 +28,6 @@ WORK_IN_PROGRESS_PREFIXES=WIP:,[WIP]
 
 列表的第一个值将用于 helpers 程序。
 
-## Pull Request 模板
+## 合并请求模板
 
-有关 pull request 模板的更多信息请您移步 : [Issue and Pull Request templates](../issue-pull-request-templates)
+有关合并请求模板的更多信息请您移步 : [工单与合并请求模板](issue-pull-request-templates)

docs/content/doc/usage/push.en-us.md

@@ -1,6 +1,6 @@
 ---
 date: "2020-07-06T16:00:00+02:00"
-title: "Usage: Push"
+title: "Push"
 slug: "push"
 weight: 15
 toc: false