Update CHANGELOG.rst

Signed-off-by: Jono Yang <jyang@nexb.com>

Author: JonoYang

CHANGELOG.rst

@@ -36,6 +36,10 @@ v35.0.0 (2025-06-23)
 - Add "Package Compliance Alert" chart in the Policies section.
   https://github.com/aboutcode-org/scancode.io/pull/1699
 
+- Catch ``NotImplementedError`` in ``get_unique_unresolved_purls`` and properly
+  log error in project.
+  https://github.com/aboutcode-org/scancode.io/pull/1700
+
 v34.11.0 (2025-05-02)
 ---------------------