Use the local version of babel in test262 job

.circleci/config.yml

@@ -89,35 +89,21 @@ jobs:
       - run:
           name: Build Babel
           command: BABEL_ENV=test make bootstrap
-      - run:
-          name: Link Babel
-          command: |
-            cd packages
-            for package in */; do
-              cd $package
-              yarn link
-              cd ..
-            done
       - run:
           name: Setup Test Runner
           command: |
             git clone --recurse-submodules https://github.com/babel/babel-test262-runner
             cd babel-test262-runner
             yarn
             yarn add tap-mocha-reporter --dev
-            curl -L https://github.com/stedolan/jq/releases/download/jq-1.5/jq-linux64 > jq
-            chmod +x ./jq
-            for package in ../packages/*/package.json; do
-              yarn link $(./jq -j ".name" $package)
-            done
             node lib/download-node
       - run:
           name: Download master branch Test262 artifact
           command: node lib/download-master-artifact ~/master.tap
           <<: *test262_workdir
       - run:
           name: Run Test262
-          command: node lib/run-tests I_AM_SURE | tee ~/test262.tap
+          command: BABEL_PATH=.. node lib/run-tests I_AM_SURE | tee ~/test262.tap
           <<: *test262_workdir
       - store_artifacts: *artifact_test262_tap
       - run: