New extra with an initial implementation of fzf-lua.
## Todo
- [x] check all places that currently depend on telescope and provide an
alternative or disable
- [x] disable telescope spec completely. (currently only removed its
keymaps)
- [x] trouble integration
- [x] https://github.com/ibhagwan/fzf-lua/issues/1241
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Co-authored-by: Iordanis Petkakis <12776461+dpetka2001@users.noreply.github.com>
