chore(release): Update changelog and package version [skip ci]

Author: apify-service-account

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 <!-- git-cliff-unreleased-start -->
 ## 3.0.3 - **not yet released**
 
+### 🐛 Bug Fixes
+
+- Include all supported fields for ad-hoc webhooks ([#855](https://github.com/apify/apify-client-python/pull/855)) ([6eb267d](https://github.com/apify/apify-client-python/commit/6eb267dbe620cb9d864c2390a84dfeb851cecc7c)) by [@apify-service-account](https://github.com/apify-service-account)
+
 
 <!-- git-cliff-unreleased-end -->
 ## [3.0.2](https://github.com/apify/apify-client-python/releases/tag/v3.0.2) (2026-05-26)