Update neovim setup

Switch from pyright to python-lsp-server

vars.yml

@@ -57,16 +57,15 @@ neovim_plugins:
       version: '0.1.x',
     }
   - { url: 'https://github.com/L3MON4D3/LuaSnip', name: 'luasnip', version: 'v1.0.0' }
-
-neovim_node_packages:
-  - typescript
+  - { url: 'https://github.com/lewis6991/gitsigns.nvim', name: 'gitsigns.nvim' }
 
 language_servers:
-  - pyright
   - ansible-language-server
   - yaml-language-server
-  - vscode-langservers-extracted
   - typescript-language-server
+  - vscode-html-languageserver
+  - bash-language-server
+  - lua-language-server
 
 python_download_url: 'https://www.python.org/ftp/python'
 python_versions: