[CCI] Install the CPU package for pytorch (#1105)

There's an issue with the CUDA 11.0 package for conda with
conda-package-handling that relates to https://github.com/conda/conda-package-handling/issues/71



This should fix issues with the conda smoke testing we encountered previously.
Signed-off-by: Eli Uriegas <eliuriegas@fb.com>

.circleci/config.yml

@@ -283,7 +283,7 @@ jobs:
           command: |
             set -x
             source /usr/local/etc/profile.d/conda.sh && conda activate python${PYTHON_VERSION}
-            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch
+            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch cpuonly
             conda install -v -y -c file://$HOME/workspace/conda-bld torchaudio
       - run:
           name: smoke test
@@ -325,7 +325,7 @@ jobs:
             conda env remove -n python${PYTHON_VERSION} || true
             conda create -yn python${PYTHON_VERSION} python=${PYTHON_VERSION}
             conda activate python${PYTHON_VERSION}
-            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch
+            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch cpuonly
             conda install -v -y $(ls ~/workspace/torchaudio*.tar.bz2)
       - run:
           name: smoke test

.circleci/config.yml.in

@@ -283,7 +283,7 @@ jobs:
           command: |
             set -x
             source /usr/local/etc/profile.d/conda.sh && conda activate python${PYTHON_VERSION}
-            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch
+            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch cpuonly
             conda install -v -y -c file://$HOME/workspace/conda-bld torchaudio
       - run:
           name: smoke test
@@ -325,7 +325,7 @@ jobs:
             conda env remove -n python${PYTHON_VERSION} || true
             conda create -yn python${PYTHON_VERSION} python=${PYTHON_VERSION}
             conda activate python${PYTHON_VERSION}
-            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch
+            conda install -v -y -c pytorch-${UPLOAD_CHANNEL} pytorch cpuonly
             conda install -v -y $(ls ~/workspace/torchaudio*.tar.bz2)
       - run:
           name: smoke test