Add support for the new architecture

[j-piasecki]

PR adding New Architecture support to the library 🎉

We at Software Mansion have been working on improving support for the new architecture for quite a while now. If you need help with anything related to New Architecture, like:

• migrating your library
• migrating your app
• investigating issues
• improving performance

or you just want to ask any questions, hit us up on projects@swmansion.com

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This PR:

• adds a new FabricSample app with the new architecture enabled by default
• adds support for the new architecture (converts the library from native module to turbomodule)
• adds an interoperability layer to ensure that the library functions correctly on both architectures

[roryabraham]

At Expensify, we've been using this in prod for more than a year.