review updates

Author: lorenjohnson

deploy/setup/setup.sh

@@ -44,7 +44,7 @@ done
 
 # When running within a repository assume it is wikibase-release-pipeline
 # and use files in that repo
-if [[ -d "$(dirname "${BASH_SOURCE[0]}")/../../.git" ]]; then
+if [[ -d "$(dirname "${BASH_SOURCE[0]:-}")/../../.git" ]]; then
   SKIP_CLONE=true
   WBS_DIR=../../..
   echo "Detected running from inside repo (SKIP_CLONE=true, WBS_DIR=$WBS_DIR)"