Update docs

Author: mos9527

PyCriCodecsEx/hca.py

@@ -332,7 +332,7 @@ def __init__(self, stream: str | bytes, filename: str = "default.hca", quality:
 
         Args:
             stream (str | bytes): Path to the HCA or WAV file, or a BinaryIO stream. WAV files will be automatically encoded with the given settings first.
-            filename (str, optional): USM filename. Defaults to "default.hca".
+            filename (str, optional): Filename, used by USMBuilder. Defaults to "default.hca".
             quality (CriHcaQuality, optional): Encoding quality. Defaults to CriHcaQuality.High.
             key (int, optional): HCA key. Defaults to 0.
             subkey (int, optional): HCA subkey. Defaults to 0.

PyCriCodecsEx/usm.py

@@ -13,11 +13,7 @@
 import tempfile
 
 # Big thanks and credit for k0lb3 and 9th helping me write this specific code.
-# Also credit for the original C++ code from Nyagamon/bnnm.
-
-# Apparently there is an older USM format called SofDec? This is for SofDec2 though.
-# Extraction working only for now, although check https://github.com/donmai-me/WannaCRI/
-# code for a complete breakdown of the USM format.
+# Also credit for the original C++ code from Nyagamon/bnnm and https://github.com/donmai-me/WannaCRI/
 
 class USMCrypt:
     """USM related crypto functions"""