adding workflow to trigger MyVaccines test data refresh#557

eddalmond1 merged 2 commits intomainNHSDigital/eligibility-signposting-api:mainfrom

chore/eja-cross-repo-triggering-of-my-vaccines-test-data-actionNHSDigital/eligibility-signposting-api:chore/eja-cross-repo-triggering-of-my-vaccines-test-data-actionCopy head branch name to clipboard