Update actions document about comparsion as Github Actions (#28560) (#28564)

Backport #28560 by @lunny

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

docs/content/usage/actions/comparison.en-us.md

@@ -29,6 +29,10 @@ Like `uses: https://github.com/actions/checkout@v3` or `uses: http://your_gitea.
 Gitea Actions supports writing actions in Go.
 See [Creating Go Actions](https://blog.gitea.com/creating-go-actions/).
 
+### Support the non-standard syntax @yearly, @monthly, @weekly, @daily, @hourly on schedule
+
+Github Actions doesn't support that. https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#schedule
+
 ## Unsupported workflows syntax
 
 ### `concurrency`
@@ -110,6 +114,10 @@ It's ignored by Gitea Actions now.
 
 Pre and Post steps don't have their own section in the job log user interface.
 
+### Services steps
+
+Services steps don't have their own section in the job log user interface.
+
 ## Different behavior
 
 ### Downloading actions

docs/content/usage/actions/comparison.zh-cn.md

@@ -29,6 +29,10 @@ Gitea Actions支持通过URL绝对路径定义actions，这意味着您可以使
 Gitea Actions支持使用Go编写Actions。
 请参阅[创建Go Actions](https://blog.gitea.com/creating-go-actions/)。
 
+### 支持非标准的调度语法 @yearly, @monthly, @weekly, @daily, @hourly
+
+Github Actions 不支持这些语法，详见： https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#schedule
+
 ## 不支持的工作流语法
 
 ### `concurrency`
@@ -116,6 +120,10 @@ Gitea Actions目前不支持此功能。
 
 预处理和后处理步骤在Job日志用户界面中没有自己的用户界面。
 
+### 服务步骤
+
+服务步骤在Job日志用户界面中没有自己的用户界面。
+
 ## 不一样的行为
 
 ### 下载Actions