Update Dockerfile

Dockerfile

@@ -9,7 +9,7 @@ RUN apt-get update && apt-get install -y \
     git \
     && rm -rf /var/lib/apt/lists/*
 
-COPY requirements.txt ./ 
+COPY requirements.txt ./
 COPY .streamlit/ ./.streamlit/
 COPY src/ ./src/
 COPY app4.py ./