Adobe Target support for OpenFeature

Description

Enable OpenFeature providers (https://openfeature.dev/docs/reference/concepts/provider/) for the API/SDKs/languages you currently support. This would speed up the installation of Adobe Target server side by working on multiple platforms.

Why is this feature important to you

We have built an Experimentation tool wrapper around the OpenFeature specification. We have multiple feature flagging tools across the enterprise and through leveraging the OpenFeature specification, we can bring the same context and tracking to all the tools. 

Also, we primary use Adobe Target for digital marketing experimentation, primary on the front-end. By supporting OpenFeature, other channels would be able to subscribe to Test & Control with minimal effort. Currently Target is not in the convo to support feature flagging and experimentation for other channels like IVR, Chat and App.

How would you like the feature to work

See the OpenFeature specs: https://openfeature.dev/specification/

Current Behavior - N/A