fix: fix an error

src/main.py

@@ -4,7 +4,7 @@ import os
 sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
 
 import streamlit as st
-from app.utils import run_newsletter_workflow
+from src.utils import run_newsletter_workflow
 
 st.set_page_config(page_title = "ContentWeaver AI",page_icon ="📰", layout = "wide")
 st.title("ContentWeaver AI")