Duplicate tanstackStartCookies()

[nirtamir2]

Reproduction:
Go to this starter

https://www.better-t-stack.dev/new?fe-w=tanstack-start&be=self-tanstack-start&rt=none&api=orpc&db=postgres&orm=prisma&view=preview&file=packages/auth/src/index.ts

See that index.ts has 2 calls to tanstackStartCookies()

[AmanVarshney01]

Should be fixed now 🫡

#817