Share target finding logic between paste and one-shot insertion #10825

Job	Run time
Install everything with PNPM and cache it / Install everything with PNPM and cache it	2m 54s
Test Editor PR – Jest tests	9m 4s
Test Editor PR – TypeScript, ESLint, dependency-cruiser	7m 24s
Deploy Staging Editor	4m 58s
Test Editor Shard 2 / Test Editor PR – Karma tests (Shard 2)	13m 27s
Test Editor Shard 1 / Test Editor PR – Karma tests (Shard 1)	19m 16s
Run Performance Tests	8m 26s
Run System Tests	3m 13s
	1h 8m 42s

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