Fix Streamlit Inference model suffix bug (#14621)

Co-authored-by: malopez <miguelangel.lopez@solute.es>
Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

ultralytics/solutions/streamlit_inference.py

@@ -69,7 +69,7 @@ def inference(model=None):
     # Add dropdown menu for model selection
     available_models = [x.replace("yolo", "YOLO") for x in GITHUB_ASSETS_STEMS if x.startswith("yolov8")]
     if model:
-        available_models.insert(0, model)
+        available_models.insert(0, model.split(".pt")[0])  # insert model without suffix as *.pt is added later
 
     selected_model = st.sidebar.selectbox("Model", available_models)
     with st.spinner("Model is downloading..."):