better solution for dealing with local echoes of card fragments #5975

Job	Run time
Check which packages changed	0s
Boxel Motion Tests	1m 36s
Lint	2m 12s
AI bot Tests	58s
Host Tests	6m 36s
Boxel UI Tests	1m 35s
Matrix Client Tests - Group 1	6m 34s
Matrix Client Tests - Group 2	6m 32s
Realm Server Tests	5m 25s
deploy-ai-bot	0s
Deploy boxel to staging	0s
	31m 28s

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