chore: update changelog

Author: gdalle

DifferentiationInterfaceTest/CHANGELOG.md

@@ -9,6 +9,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [0.10.1](https://github.com/JuliaDiff/DifferentiationInterface.jl/compare/DifferentiationInterfaceTest-v0.10.0...DifferentiationInterfaceTest-v0.10.1)
 
+### Added
+
+  - Compute Scenario results with a reference backend ([#839](https://github.com/JuliaDiff/DifferentiationInterface.jl/pull/839))
+
 ### Fixed
 
   - Put test deps into `test/Project.toml` ([#840](https://github.com/JuliaDiff/DifferentiationInterface.jl/pull/840))