But you can also just copy the previous version into the new readline directory.
cp /usr/local/Cellar/readline/7.0.5/lib/lib*.7.dylib /usr/local/opt/readline/lib/
Although this will break with the next readline update.
Otherwise the dependency management in Homebrew is even worse than I knew.
But you can also just copy the previous version into the new readline directory.
cp /usr/local/Cellar/readline/7.0.5/lib/lib*.7.dylib /usr/local/opt/readline/lib/
Although this will break with the next readline update.