[31084] Temporarily Disable Slack Notification and Staging for Manual Deploy (#19138)
[31084] Temporarily Disable Slack Notification and Staging for Manual Deploy (#19138)

* Add manual deploy workflow for dev/staging

* Use notify slack composite action

* Newline fix

* Temporarily disable slack notification and staging deploys
department-of-veterans-affairs/vets-website,department-of-veterans-affairs/vets-website