FatFs module is an open source software. Redistribution and use of FatFs in
source and binary forms, with or without modification, are permitted provided
that the following condition is met:

1. Redistributions of source code must retain the above copyright notice,
   this condition and the following disclaimer.

This software is provided by the copyright holder and contributors "AS IS"
and any warranties related to this software are DISCLAIMED.
The copyright owner or contributors be NOT LIABLE for any damages caused
by use of this software.

Add and classify FatFs (BSD style) license.
Add and classify FatFs (BSD style) license.

Source: https://github.com/abbrev/fatfs/blob/master/LICENSE.txt

(removed explanatory text, kept just core BSD text)

PiperOrigin-RevId: 380657857
