Add support for composite samplers in declarative config (#5201)

* opentelemetry-sdk: add declarative config support for experimental rule based sampler

Assisted-by: Cursor

* Make match similar to java

Assisted-by: Cursor

* Add changelog

* Revert "Make match similar to java"

This reverts commit 0c1413673f3cab53080a3149d6bd44d1fbc9f412.

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Co-authored-by: Lukas Hering <40302054+herin049@users.noreply.github.com>