Update prediction Results docs (#4139)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/reference/utils/files.md

@@ -3,42 +3,40 @@ description: Discover how to use Ultralytics utility functions for file-related
 keywords: Ultralytics, utility functions, file operations, working directory, file age, file size, create directories
 ---
 
-## WorkingDirectory
+# Reference for `ultralytics/utils/files.py`
+
+!!! note
+
+    Full source code for this file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/files.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/files.py).
+
 ---
-### ::: ultralytics.utils.files.WorkingDirectory
+## ::: ultralytics.utils.files.WorkingDirectory
 <br><br>
 
-## spaces_in_path
 ---
-### ::: ultralytics.utils.files.spaces_in_path
+## ::: ultralytics.utils.files.spaces_in_path
 <br><br>
 
-## increment_path
 ---
-### ::: ultralytics.utils.files.increment_path
+## ::: ultralytics.utils.files.increment_path
 <br><br>
 
-## file_age
 ---
-### ::: ultralytics.utils.files.file_age
+## ::: ultralytics.utils.files.file_age
 <br><br>
 
-## file_date
 ---
-### ::: ultralytics.utils.files.file_date
+## ::: ultralytics.utils.files.file_date
 <br><br>
 
-## file_size
 ---
-### ::: ultralytics.utils.files.file_size
+## ::: ultralytics.utils.files.file_size
 <br><br>
 
-## get_latest_run
 ---
-### ::: ultralytics.utils.files.get_latest_run
+## ::: ultralytics.utils.files.get_latest_run
 <br><br>
 
-## make_dirs
 ---
-### ::: ultralytics.utils.files.make_dirs
+## ::: ultralytics.utils.files.make_dirs
 <br><br>