* Remove some tests we no longer need
* Delete blocks of redundant code
* Compress some tests together to simplify them
* Remove a little code for ancient linter versions
* Escape more executables we didn't escape before
* Rename a deno option that didn't match our conventions
Add functions to compute the cwd to be the same as the project root for
pylsp and Pyright to work around issues in each language server when
they encounter modules that share the same name as first or third party
libraries.
* Add poetry support to python linters and black fixer.
* Update python.vim to detect poetry project.
* Update ale.vim, add an option for poetry `g:ale_python_auto_poetry`.
* Update ale-python.txt, add poetry support.
* Add and update poetry related tests.
Co-authored-by: unc0 <unc0@users.noreply.github.com>