[Docs] Fix how lfs data path is set (#14855)

* fix docs: lfs data path

* DEPRECATED note

* 已废弃

* better english sentence

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

docs/content/doc/advanced/config-cheat-sheet.en-us.md

@@ -274,7 +274,7 @@ Values containing `#` or `;` must be quoted using `` ` `` or `"""`.
 - `LANDING_PAGE`: **home**: Landing page for unauthenticated users \[home, explore, organizations, login\].
 
 - `LFS_START_SERVER`: **false**: Enables git-lfs support.
-- `LFS_CONTENT_PATH`: **%(APP_DATA_PATH)/lfs**:  Default LFS content path. (if it is on local storage.)
+- `LFS_CONTENT_PATH`: **%(APP_DATA_PATH)/lfs**:  DEPRECATED: Default LFS content path. (if it is on local storage.)
 - `LFS_JWT_SECRET`: **\<empty\>**: LFS authentication secret, change this a unique string.
 - `LFS_HTTP_AUTH_EXPIRY`: **20m**: LFS authentication validity period in time.Duration, pushes taking longer than this may fail.
 - `LFS_MAX_FILE_SIZE`: **0**: Maximum allowed LFS file size in bytes (Set to 0 for no limit).
@@ -882,7 +882,7 @@ is `data/lfs` and the default of `MINIO_BASE_PATH` is `lfs/`.
 
 - `STORAGE_TYPE`: **local**: Storage type for lfs, `local` for local disk or `minio` for s3 compatible object storage service or other name defined with `[storage.xxx]`
 - `SERVE_DIRECT`: **false**: Allows the storage driver to redirect to authenticated URLs to serve files directly. Currently, only Minio/S3 is supported via signed URLs, local does nothing.
-- `CONTENT_PATH`: **./data/lfs**: Where to store LFS files, only available when `STORAGE_TYPE` is `local`.
+- `PATH`: **./data/lfs**: Where to store LFS files, only available when `STORAGE_TYPE` is `local`. If not set it fall back to deprecated LFS_CONTENT_PATH value in [server] section.
 - `MINIO_ENDPOINT`: **localhost:9000**: Minio endpoint to connect only available when `STORAGE_TYPE` is `minio`
 - `MINIO_ACCESS_KEY_ID`: Minio accessKeyID to connect only available when `STORAGE_TYPE` is `minio`
 - `MINIO_SECRET_ACCESS_KEY`: Minio secretAccessKey to connect only available when `STORAGE_TYPE is` `minio`

docs/content/doc/advanced/config-cheat-sheet.zh-cn.md

@@ -75,6 +75,7 @@ menu:
 
 - `LFS_START_SERVER`: 是否启用 git-lfs 支持. 可以为 `true` 或 `false`， 默认是 `false`。
 - `LFS_JWT_SECRET`: LFS 认证密钥，改成自己的。
+- `LFS_CONTENT_PATH`: **已废弃**, 存放 lfs 命令上传的文件的地方，默认是 `data/lfs`。
 
 ## Database (`database`)
 
@@ -326,7 +327,7 @@ LFS 的存储配置。 如果 `STORAGE_TYPE` 为空，则此配置将从 `[stora
 
 - `STORAGE_TYPE`: **local**: LFS 的存储类型，`local` 将存储到磁盘，`minio` 将存储到 s3 兼容的对象服务。
 - `SERVE_DIRECT`: **false**: 允许直接重定向到存储系统。当前，仅 Minio/S3 是支持的。
-- `CONTENT_PATH`: 存放 lfs 命令上传的文件的地方，默认是 `data/lfs`。
+- `PATH`: 存放 lfs 命令上传的文件的地方，默认是 `data/lfs`。
 - `MINIO_ENDPOINT`: **localhost:9000**: Minio 地址，仅当 `LFS_STORAGE_TYPE` 为 `minio` 时有效。
 - `MINIO_ACCESS_KEY_ID`: Minio accessKeyID，仅当 `LFS_STORAGE_TYPE` 为 `minio` 时有效。
 - `MINIO_SECRET_ACCESS_KEY`: Minio secretAccessKey，仅当 `LFS_STORAGE_TYPE` 为 `minio` 时有效。