Update hostagram.py 1.2.1

[banaxou]

b64 session id

[banaxou]

# 1.2.1
# hostagram code by ovax 
if os.path.exists(session_file): # pour masqué la session id | to hide the session id
   with open(session_file, "r") as f:
   encoded_data = f.read().strip()
   decoded_bytes = base64.b64decode(encoded_data)
   session_id = decoded_bytes.decode("utf-8")

# mais j'pense que je devrais ajouté un systeme de chiffrement de fichier.key est non .txt avec b64
# But I think I should add a file encryption system using a .key file instead of a .txt with b64