Fix: Use FileNotFoundError for file not found in main.py Replaced IOError with FileNotFoundError on line 377 of main.py to use a more specific and appropriate exception for file not found errors.

Author: creepereye1204

src/dotenv/main.py

@@ -465,7 +465,7 @@ def dotenv_values(
         encoding=encoding,
     ).dict()
 
-
+ 
 def _is_file_or_fifo(path: StrPath) -> bool:
     """
     Return True if `path` exists and is either a regular file or a FIFO.