Add changelog entry for #226.
Add changelog entry for #226.

[ci skip]
maclover7/rspec-mocks,thoughtbot/rspec-mocks,h4ck3rm1k3/rspec-mocks,rwz/rspec-mocks,thoughtbot/rspec-mocks,rwz/rspec-mocks,samphippen/rspec-mocks,AEgan/rspec-mocks,AEgan/rspec-mocks,telekomatrix/rspec-mocks,edwardpark/rspec-mocks,zephyr-dev/rspec-mocks,rspec/rspec-mocks,ducthanh/rspec-mocks,telekomatrix/rspec-mocks,h4ck3rm1k3/rspec-mocks,rspec/rspec-mocks,edwardpark/rspec-mocks,maclover7/rspec-mocks,samphippen/rspec-mocks,ducthanh/rspec-mocks,zephyr-dev/rspec-mocks