Bump vim/bundle/vim-airline from `bffa7a4` to `50dfca5`
Bump vim/bundle/vim-airline from `bffa7a4` to `50dfca5`

Bumps [vim/bundle/vim-airline](https://github.com/vim-airline/vim-airline) from `bffa7a4` to `50dfca5`.
- [Release notes](https://github.com/vim-airline/vim-airline/releases)
- [Commits](https://github.com/vim-airline/vim-airline/compare/bffa7a4d23addaedc64075b06c00f1cbb5dec667...50dfca52edaf8af250239bca59129503d21c2f91)

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