Update MongoDB connection in Streamlit app to use PGA_Database instead of MLB_Database.

src/streamlit_app.py

@@ -10,7 +10,7 @@ st.set_page_config(layout="wide")
 def init_conn():
         uri = os.getenv('mongo_uri')
         client = pymongo.MongoClient(uri, retryWrites=True, serverSelectionTimeoutMS=500000)
-        db = client["MLB_Database"]
+        db = client["PGA_Database"]
 
         return db