feat: upgrade v7-board and test it #38271

Job	Run time
pre_check / Check preconditions and cancel previous jobs	7s
deployment-test	18m 22s
test-docker-build	17m 59s
getting-started (link-cli/yarn)	10m 14s
getting-started (registry/yarn)	14m 6s
getting-started (registry/npm)	14m 41s
getting-started (registry/npx)	14m 20s
test-multichain-e2e / Multichain E2E (Fast USDC) / multichain-e2e	12m 7s
test-multichain-e2e / Multichain E2E (Orchestration API) / multichain-e2e	17m 57s
finalize-integration-result	1s
	1h 59m 54s

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