Fix Vue interrupt repro tests

[patroza]

Summary

• Observe intentionally interrupted suspense promises before unmounting in interrupt repro tests.
• Prevent Vitest from reporting expected interruption rejections as unhandled errors.
• Add changeset for @effect-app/vue.

Testing

• pnpm --filter @effect-app/vue test run test/interrupt-refetch-repro.test.ts --reporter verbose
• pnpm --filter @effect-app/vue test:run
• pnpm test
• pnpm lint-fix
• pnpm check