feat: apply changelog suggestion from @Copilot

SoulPancake · Copilot · web-flow · commit 26ec73f962f3 · 2025-11-26T14:38:00.000+05:30
Co-authored-by: Copilot &lt;175728472+Copilot@users.noreply.github.com&gt;
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## [Unreleased](https://github.com/openfga/java-sdk/compare/v0.9.3...HEAD)
 
+### Changed
 - Improved error handling and integration test coverage for FgaError and related classes. (#260)
 
 ## v0.9.3
