Avoid setting value for progress with nullish value (#4492) #1669

Job	Run time
Build & Test / Build & Test	1m 20s
Prepare environment	4s
Bench many-updates / Bench many-updates/many-updates	1m 47s
Bench replace1k / Bench table-app/replace1k	2m 59s
Bench create10k / Bench table-app/create10k	2m 34s
Bench filter-list / Bench filter-list/filter-list	1m 39s
Bench hydrate1k / Bench table-app/hydrate1k	2m 17s
Bench text-update / Bench text-update/text-update	1m 57s
Bench todo / Bench todo/todo	1m 19s
Bench 03_update10th1k_x16 / Bench table-app/update10th1k	1m 2s
	16m 58s

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