Support `repeat()` in grid templates #15380

Job	Run time
Test Server	15s
Check unpinned dependencies	11s
Install everything with PNPM and cache it / Install everything with PNPM and cache it	2m 28s
Test Editor PR – Jest tests	7m 37s
Run BFF Tests	2m 14s
Deploy Branch Editor	3m 57s
Test Editor PR – TypeScript, ESLint, dependency-cruiser	7m 33s
Test Editor Shard 1 / Test Editor PR – Karma tests (Shard 1)	10m 4s
Test Editor Shard 2 / Test Editor PR – Karma tests (Shard 2)	9m 51s
Run Collaboration Tests	2m 9s
Run System Tests	2m 29s
Run Performance Tests	0s
	48m 48s

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