Remove the --extract-errors on the circle build

Author: orta

scripts/circleci/build.sh

@@ -7,7 +7,7 @@ set -e
 # accurate.
 curl -o scripts/rollup/results.json http://react.zpao.com/builds/master/latest/results.json
 
-yarn build --extract-errors
+yarn build
 # Note: since we run the full build including extracting error codes,
 # it is important that we *don't* reset the change to `scripts/error-codes/codes.json`.
 # When production bundle tests run later, it needs to be available.