Remove delta stuff from createAnnouncement #7269

Job	Run time
check-auto-deploy	0s
create-docker-image-job	0s
setup-e2e-tests	18s
talisman-check	0s
trivy-scan	15s
frontend-jobs / audit-licenses-frontend	31s
frontend-jobs / analyze-frontend-with-sonar-cube	1m 50s
backend-jobs / setup-gradle	8s
frontend-jobs / check-style-frontend	35s
ldml-extension-jobs / test-ldml-extension	20s
frontend-jobs / test-frontend	49s
backend-jobs / backend-build	58s
backend-jobs / audit-licenses-backend	24s
backend-jobs / analyze-backend-with-sonar-cube	4m 22s
backend-jobs / backend-integration-tests	3m 21s
backend-jobs / backend-unit-tests	1m 40s
backend-jobs / generate-backend-code-documentation	48s
e2e-tests (firefox) / e2e-tests	4m 23s
e2e-tests (msedge) / e2e-tests	4m 37s
e2e-tests (a11y) / e2e-tests	2m 14s
e2e-tests (chromium) / e2e-tests	3m 4s
push-docker-image-job	0s
deploy-staging-job	0s
smoketest	0s
generate-test-reports	0s
deploy-uat-job	0s
deploy-production-job	0s
push-reports	0s
	30m 37s

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