Fix readme, local tests, and poetry update

Author: pappasam

Makefile

@@ -29,7 +29,12 @@ setup:  require .setup_complete ## Set up the local development environment
 
 .PHONY: test
 test:  setup ## Run the tests, but only for current Python version
-	poetry run tox -e py
+	poetry run black --extend-exclude test_data --check --diff jedi_language_server tests
+	poetry run docformatter --exclude test_data --check --recursive jedi_language_server tests
+	poetry run isort --check jedi_language_server tests/lsp_tests tests/lsp_test_client
+	poetry run mypy jedi_language_server
+	poetry run pylint jedi_language_server tests
+	poetry run pytest tests
 
 .PHONY: test-all
 test-all:  setup ## Run the tests for all relevant Python version

README.md

@@ -3,7 +3,7 @@
 [![image-version](https://img.shields.io/pypi/v/jedi-language-server.svg)](https://python.org/pypi/jedi-language-server)
 [![image-license](https://img.shields.io/pypi/l/jedi-language-server.svg)](https://python.org/pypi/jedi-language-server)
 [![image-python-versions](https://img.shields.io/badge/python->=3.8-blue)](https://python.org/pypi/jedi-language-server)
-[![image-pypi-downloads](https://pepy.tech/badge/jedi-language-server)](https://pepy.tech/project/jedi-language-server)
+[![image-pypi-downloads](https://static.pepy.tech/badge/jedi-language-server)](https://pepy.tech/projects/jedi-language-server)
 [![github-action-testing](https://github.com/pappasam/jedi-language-server/actions/workflows/testing.yaml/badge.svg)](https://github.com/pappasam/jedi-language-server/actions/workflows/testing.yaml)
 
 A [Language Server](https://microsoft.github.io/language-server-protocol/) for the latest version(s) of [Jedi](https://jedi.readthedocs.io/en/latest/). If using Neovim/Vim, we recommend using with [coc-jedi](https://github.com/pappasam/coc-jedi). Supports Python versions 3.8 and newer.