chore: trigger util based off of main

Author: ZachGoldberg

scripts/trigger_create_releases_pr.sh

@@ -4,4 +4,4 @@ curl --request POST -v \
   --url https://circleci.com/api/v2/project/github/gruntwork-io/docs/pipeline \
   --header "Circle-Token: $CIRCLE_TOKEN" \
   --header 'content-type: application/json' \
-  --data '{"branch":"apiRelease"}'
+  --data '{"branch":"main"}'