feat(expo): add iOS Google sign-in hint #29892

Job	Run time
Check Permissions	7s
Formatting \| Dedupe \| Changeset	54s
Build Packages	34s
Static analysis	41s
Unit Tests (**)	37s
Publish with pkg-pr-new	35s
Bundle size	32s
Unit Tests (**)	38s
Integration Tests (express, chrome)	53s
Integration Tests (localhost, chrome)	57s
Integration Tests (sessions, chrome)	1m 8s
Integration Tests (handshake:staging, chrome)	57s
Integration Tests (tanstack-react-start, chrome)	57s
Integration Tests (vue, chrome)	1m 1s
Integration Tests (ap-flows, chrome)	1m 9s
Integration Tests (astro, chrome)	57s
Integration Tests (sessions:staging, chrome)	55s
Integration Tests (fastify, chrome)	58s
Integration Tests (billing, chrome)	58s
Integration Tests (generic, chrome)	1m 8s
Integration Tests (custom, chrome)	1m 10s
Integration Tests (handshake, chrome)	55s
Integration Tests (hono, chrome)	55s
Integration Tests (nuxt, chrome)	54s
Integration Tests (react-router, chrome)	1m 8s
Integration Tests (nextjs, chrome, 15)	1m 12s
Integration Tests (machine, chrome)	58s
Integration Tests (quickstart, chrome, 16)	58s
Integration Tests (cache-components, chrome, 16)	55s
Integration Tests (chrome-extension, chrome)	1m 10s
Integration Tests (nextjs, chrome, 16)	1m 8s
Integration Tests (quickstart, chrome, 15)	1m 37s
	29m 36s

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