[nvim] Add shfmt and analysis to zsh files

.config/nvim/init.vim

@@ -274,11 +274,13 @@ let g:ale_fixers = {
       \'*': ['remove_trailing_lines', 'trim_whitespace'],
       \'go': ['gofmt'],
       \'sh': ['shfmt'],
+      \'zsh': ['shfmt'],
       \}
 
 let g:ale_linters = {
       \ 'go': ['gopls'],
       \ 'sh': ['language_server','shellcheck'],
+      \ 'zsh': ['language_server','shellcheck'],
       \}
 
 " PLUGIN: AIRLINE