chore(project): ensure api-elements is part of smoke test

Previously api-elements was installed from NPM registry instead of
available and thus when we make a PR for a release, it attempts to
install unknown version instead of using and testing against the local
version of api-elements.

Author: kylef

.circleci/smoke.sh

@@ -21,6 +21,7 @@ install() {
 echo "Setting up Fury in $TMPDIR"
 
 create_package
+install api-elements
 install fury
 install fury-adapter-apib-parser
 install fury-adapter-swagger