message: Update the docker to PT1.7
diff: @@ -50,9 +50,9 @@ RUN --mount=type=cache,target=/opt/ccache \
  cd intel-extension-for-pytorch && git submodule sync && \
  git submodule update --init --recursive && \
  git clone https://github.com/pytorch/pytorch && \
  - cd pytorch && git checkout v1.5.1 && git submodule sync && \
  + cd pytorch && git checkout v1.7.0 && git submodule sync && \
  git submodule update --init --recursive && \
  - git apply ../torch_patches/dpcpp-v1.5.1.patch && \
  + git apply ../torch_patches/xpu-1.7.patch && \
  USE_MKLDNN=1 USE_CUDA=0 USE_NNPACK=0 USE_CUDNN=0 \
  CMAKE_PREFIX_PATH="$(dirname $(which conda))/../" pip install -v . && \
  cd .. && pip install -v . && rm -rf *
  