Allow DRA staging workflow to trigger for 9.0

Author: brianseeders

.buildkite/scripts/dra-workflow.trigger.sh

@@ -7,10 +7,6 @@ echo "steps:"
 source .buildkite/scripts/branches.sh
 
 for BRANCH in "${BRANCHES[@]}"; do
-  if [[ "$BRANCH" == "9.0" ]]; then
-    continue
-  fi
-
   INTAKE_PIPELINE_SLUG="elasticsearch-intake"
   BUILD_JSON=$(curl -sH "Authorization: Bearer ${BUILDKITE_API_TOKEN}" "https://api.buildkite.com/v2/organizations/elastic/pipelines/${INTAKE_PIPELINE_SLUG}/builds?branch=${BRANCH}&state=passed&per_page=1" | jq '.[0] | {commit: .commit, url: .web_url}')
   LAST_GOOD_COMMIT=$(echo "${BUILD_JSON}" | jq -r '.commit')