Remove always empty `InsertChildAndDetails.importsToAdd` (#4689) #3399

Job	Run time
Test Server	1m 30s
Install everything with PNPM and cache it / Install everything with PNPM and cache it	1m 40s
Test Editor - TypeScript, ESLint, dependency-cruiser	3m 38s
Test Editor - Jest tests	6m 13s
Test Editor Shard 2 / Test Editor PR – Karma tests (Shard 2)	7m 20s
Test Editor Shard 1 / Test Editor PR – Karma tests (Shard 1)	8m 14s
Trigger Deploy	2s
Post Failure Message To Discord	0s
	28m 37s

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