Removed unused imports from streamlit_app.py to clean up the codebase.

src/streamlit_app.py

@@ -2,10 +2,8 @@ import streamlit as st
 import numpy as np
 from numpy import where as np_where
 import pandas as pd
-import gspread
 import plotly.express as px
 import scipy.stats as stats
-from pymongo import MongoClient
 st.set_page_config(layout="wide")
 
 from database import props_db, dfs_db