Bump vim/bundle/vim-airline from `dcebc6d` to `5f2421f`
Bump vim/bundle/vim-airline from `dcebc6d` to `5f2421f`

Bumps [vim/bundle/vim-airline](https://github.com/vim-airline/vim-airline) from `dcebc6d` to `5f2421f`.
- [Release notes](https://github.com/vim-airline/vim-airline/releases)
- [Commits](https://github.com/vim-airline/vim-airline/compare/dcebc6d2aad543e2d00fe1979b5a3330a552f248...5f2421fa3952311df652d9e2994774e6b0d9c7cd)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
doot/dotfiles,doot/dotfiles