[BDGR-198] Do not delete source from Tus until processing job succeeds #2822

Job	Run time
lint	49s
lint	49s
prettier	49s
prettier	49s
typecheck	1m 30s
typecheck	1m 30s
yarn-duplicates	1m 4s
yarn-duplicates	1m 4s
test-e2e-desktop-complete	1m 3s
test-e2e-desktop-complete	3m 59s
test-e2e-desktop-standalone	1m 24s
test-e2e-desktop-standalone	1m 24s
test-e2e-server	8m 26s
test-e2e-server	8m 26s
test-unit	1m 0s
test-unit	1m 0s
test-integration-server-jobrunner	1m 31s
test-integration-server-jobrunner	1m 31s
	38m 8s

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