Merge pull request #1002 from pytorch/fix-nightly-build-bundle-install

Fix an error in the site build

Author: holly1238

.circleci/config.yml

@@ -17,7 +17,7 @@ jobs:
             - pytorch-gem-cache-
       - run:
           name: Bundle Install
-          command: bundle install --path vendor/bundle
+          command: bundle config set --local path 'vendor/bundle'
       - save_cache:
           key: pytorch-gem-cache-{{ checksum "Gemfile.lock" }}
           paths: