Update Dockerfile.pytorch

Author: dk19y

test/container/1.6.0/Dockerfile.pytorch

@@ -38,9 +38,6 @@ RUN useradd -m model-server \
 COPY artifacts/ts-entrypoint.py /usr/local/bin/dockerd-entrypoint.py
 COPY artifacts/config.properties /home/model-server
 
-RUN apt-get update && apt-get install -y git
-RUN cd /tmp/ && git clone https://github.com/pytorch/serve/ && cd serve/model-archiver/ && git checkout patch_release_0_3_1 && pip install . && cd -
-
 RUN chmod +x /usr/local/bin/dockerd-entrypoint.py
 
 EXPOSE 8080 8081