[FSSDK-11510] refactor unsupported factories to not throw

[raju-opti]

Summary

• previously we were throwing from unsupported factories. This PR changes them to return undefined instead. It will make writing isomorphic apps easier.

Test plan

Issues

• FSSDK-11510

[Copilot]

Pull Request Overview

This PR refactors unsupported factories so they now return undefined instead of throwing errors, making it easier to write isomorphic apps.

• Updated VuidManager extraction and wrapping functions to use the Maybe type.
• Modified platform-specific factories (Node, React Native, Browser) to return undefined for unsupported operations.
• Adjusted tests and type definitions to verify the new behavior.

Reviewed Changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
lib/vuid/vuid_manager_factory.ts	Updated extract and wrap functions to use Maybe for unsupported cases.
lib/vuid/vuid_manager_factory.node.ts	Changed createVuidManager to return an undefined-wrapped value instead of throwing an error.
lib/vuid/vuid_manager_factory.node.spec.ts	Updated tests to assert that an undefined value is returned.
lib/vuid/vuid_manager_factory.browser.spec.ts	Updated describe block naming to reflect the change in behavior.
lib/index.react_native.ts	Modified getSendBeaconEventDispatcher to return undefined instead of throwing an error.
lib/index.node.ts	Modified getSendBeaconEventDispatcher to return undefined.
lib/index.browser.ts	Updated getSendBeaconEventDispatcher signature to include undefined.
lib/entrypoint.test-d.ts	Adjusted the type of getSendBeaconEventDispatcher to return a Maybe.

[coveralls]

coverage: 80.192%. remained the same
when pulling 9035782 on raju/factory_throw
into 1cd028d on master.

[junaed-optimizely]

LGTM! Nice improvement!