Update app.py

app.py

@@ -1,7 +1,7 @@
 # --- TechSpark Courses Q&A: lightweight Gradio chat with a tiny LLM ---
 # Works in Google Colab. Hard-coded course data, no uploads required.
 
-!pip -q install gradio==4.44.0 transformers==4.44.2 rapidfuzz==3.9.6
+pip -q install gradio==4.44.0 transformers==4.44.2 rapidfuzz==3.9.6
 
 import gradio as gr
 from rapidfuzz import process, fuzz