docs: Update stat.md to reference os.Stat

assets/chezmoi.io/docs/reference/templates/functions/stat.md

@@ -1,10 +1,10 @@
 # `stat` *name*
 
-`stat` runs `stat(2)` on *name*. If *name* exists it returns structured data.
-If *name* does not exist then it returns a false value. If `stat(2)` returns
-any other error then it raises an error. The structured value returned if
-*name* exists contains the fields `name`, `size`, `mode`, `perm`, `modTime`,
-and `isDir`.
+`stat` runs [`os.Stat`](https://pkg.go.dev/os#File.Stat) on *name*. If *name*
+exists it returns structured data. If *name* does not exist then it returns a
+false value. If `os.Stat` returns any other error then it raises an error. The
+structured value returned if *name* exists contains the fields `name`, `size`,
+`mode`, `perm`, `modTime`, and `isDir`.
 
 `stat` is not hermetic: its return value depends on the state of the filesystem
 at the moment the template is executed. Exercise caution when using it in your