Fix (Core) Fixed calculateBackoffTime in JobQueueManagerAPIImpl #1650

Job	Run time
Initialize / Check Previous Build	3s
Initialize / Initialize	2s
Initialize / Check Changed Files	15s
PR Build / Initial Artifact Build	12m 8s
PR Test / CLI Tests	18m 1s
PR Test / JVM Unit Tests - JDK	9m 18s
PR Test / Frontend Unit Tests	0s
PR Test / JVM IT Tests MainSuite 1a	35m 37s
PR Test / JVM IT Tests MainSuite 1b	32m 10s
PR Test / Run Postman Tests - ai	11m 39s
PR Test / JVM IT Tests MainSuite 2a	1h 1m 40s
PR SonarQube / SonarQube Scan	7m 11s
PR Test / Run Postman Tests - category-content	40m 13s
PR Test / JVM IT Tests MainSuite 2b	25m 2s
PR Test / E2E Tests JVM E2E Suite	7m 3s
PR Test / Run Postman Tests - container	14m 2s
PR Test / JVM IT Tests Junit5 Suite 1	5m 10s
PR Test / E2E Tests Node E2E Suite	6m 43s
PR Test / Run Postman Tests - experiment	27m 29s
PR Test / Run Postman Tests - graphql	45m 32s
PR Test / Run Postman Tests - page	22m 12s
PR Test / Run Postman Tests - pp	9m 33s
PR Test / Run Postman Tests - template	14m 52s
PR Test / Run Postman Tests - workflow	28m 40s
PR Test / Run Postman Tests - default-split	32m 44s
PR Test / Run Postman Tests - default	40m 30s
Finalize / Prepare Report Data	7s
Finalize / Final Status	1s
PR Notifier / Resolve Message	1s
PR Notifier / Resolve Slack Channel / slack-channel-resolver	2s
PR Notifier / pr-notifier (U028X13T2)	3s
	8h 28m 3s

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