Update logos

app.py

@@ -9,7 +9,7 @@ from dotenv import load_dotenv
 load_dotenv()
 import base64
 
-with open("Logos_Ceibal.jpg", "rb") as image_file:
+with open("Logos_Ceibal.png", "rb") as image_file:
     encoded_image = base64.b64encode(image_file.read()).decode()