Mark the api as experimental

Author: antonis

CHANGELOG.md

@@ -10,7 +10,7 @@
 
 ### Features
 
-- Add `sentry-span-attributes` prop to attach custom attributes to user interaction spans ([#5568](https://github.com/getsentry/sentry-react-native/pull/5568))
+- Add experimental `sentry-span-attributes` prop to attach custom attributes to user interaction spans ([#5568](https://github.com/getsentry/sentry-react-native/pull/5568))
   ```tsx
   <Button
     sentry-label="checkout"

packages/core/src/js/touchevents.tsx

@@ -42,6 +42,8 @@ export type TouchEventBoundaryProps = {
   /**
    * Custom attributes to add to user interaction spans.
    * Accepts an object with string keys and values that are strings, numbers, booleans, or arrays.
+   *
+   * @experimental This API is experimental and may change in future releases.
    */
   spanAttributes?: Record<string, SpanAttributeValue>;
 };