Update local.file.md (#3347)

docs/sources/flow/reference/components/local.file.md

@@ -32,6 +32,8 @@ Name | Type | Description | Default | Required
 `poll_frequency` | `duration` | How often to poll for file changes | `"1m"` | no
 `is_secret` | `bool` | Marks the file as containing a [secret][] | `false` | no
 
+[secret]: {{< relref "../../config-language/expressions/types_and_values.md#secrets" >}}
+
 ### File change detectors
 
 File change detectors are used for detecting when the file needs to be re-read
@@ -91,8 +93,6 @@ component.
 * `agent_local_file_timestamp_last_accessed_unix_seconds` (gauge): The
   timestamp, in Unix seconds, that the file was last sucessfully accessed.
 
-[secret]: ../secrets.md#is_secret-argument-in-components
-
 ## Example
 
 ```river