Investigate `CopyableThreadContextElement ` for kotlin coroutines

### Problem Statement

We might be able to improve hub propagation across threads for kotlin coroutines using [`CopyableThreadContextElement `](https://kotlinlang.org/api/kotlinx.coroutines/kotlinx-coroutines-core/kotlinx.coroutines/-copyable-thread-context-element/).

Could fix https://github.com/getsentry/sentry-java/issues/1822

### Solution Brainstorm

_No response_