fix(clerk-js): Don't render switch button on default plans #26493

Job	Run time
Check Permissions	6s
Build Packages	1m 5s
Formatting \| Dedupe \| Changeset	1m 23s
Unit Tests (22, shared, clerk-js, RQ)	1m 41s
Publish with pkg-pr-new	1m 17s
Unit Tests (22, **)	1m 47s
Static analysis	1m 40s
Integration Tests (localhost, chrome)	2m 23s
Integration Tests (ap-flows, chrome)	2m 52s
Integration Tests (sessions, chrome)	2m 48s
Integration Tests (handshake, chrome)	2m 2s
Integration Tests (expo-web, chrome)	10m 48s
Integration Tests (elements, chrome)	2m 38s
Integration Tests (react-router, chrome)	2m 9s
Integration Tests (express, chrome)	1m 58s
Integration Tests (billing, chrome)	5m 27s
Integration Tests (handshake:staging, chrome)	2m 12s
Integration Tests (machine, chrome, RQ)	4m 14s
Integration Tests (sessions:staging, chrome)	2m 48s
Integration Tests (nextjs, chrome, 14)	5m 33s
Integration Tests (nextjs, chrome, 15, RQ)	6m 49s
Integration Tests (vue, chrome)	2m 54s
Integration Tests (astro, chrome)	3m 7s
Integration Tests (generic, chrome)	5m 18s
Integration Tests (custom, chrome)	2m 46s
Integration Tests (nuxt, chrome)	2m 49s
Integration Tests (quickstart, chrome, 16)	2m 23s
Integration Tests (machine, chrome)	3m 51s
Integration Tests (nextjs, chrome, 16)	5m 34s
Integration Tests (tanstack-react-start, chrome)	1m 54s
Integration Tests (nextjs, chrome, 15)	6m 38s
Integration Tests (quickstart, chrome, 15)	2m 37s
Integration Tests (billing, chrome, RQ)	5m 10s
	1h 48m 41s

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