docs(changelog): Add PR link to Android Distribution entry

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Co-Authored-By: Claude <noreply@anthropic.com>

Author: runningcode

CHANGELOG.md

@@ -4,7 +4,7 @@
 
 ### Features
 
-- Add experimental Sentry Android Distribution module for integrating with Sentry Build Distribution to check for and install updates
+- Add experimental Sentry Android Distribution module for integrating with Sentry Build Distribution to check for and install updates ([#4804](https://github.com/getsentry/sentry-java/pull/4804))
 
 ### Fixes