Update Dockerfile

Dockerfile

@@ -5,7 +5,7 @@ WORKDIR /code
 COPY ./requirements.txt /code/requirements.txt
 COPY ./pre-requirements.txt /code/pre-requirements.txt
 
-RUN && wget https://cfhcable.dl.sourceforge.net/project/ta-lib/ta-lib/0.4.0/ta-lib-0.4.0-src.tar.gz \
+RUN wget https://cfhcable.dl.sourceforge.net/project/ta-lib/ta-lib/0.4.0/ta-lib-0.4.0-src.tar.gz \
     && tar -xzf ta-lib-0.4.0-src.tar.gz \
     && cd ta-lib/ \
     && ./configure --prefix=/usr \