fix notify_uploader #243

Job	Run time
build	8m 15s
initial-cleanup	35s
generate-initial-collection-json / run	42s
test-stage / run	1m 2s
test-publish / run	57s
test-generate-collection-staged-json / run	41s
test-generate-collection-json / run	41s
test-backup / run	1m 1s
	13m 54s

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