[nvim] do not install language servers with mason

it works badly on other architectures

.config/nvim/fnl/config/lsp/mason.fnl

@@ -4,7 +4,6 @@
 (setup :mason {:ui {:border :rounded}
                :PATH :append
                :pip {:upgrade_pip true}})
-(setup :mason-lspconfig {:automatic_installation true})
 
 (local M {})
 

.config/nvim/fnl/config/lsp/null-ls.fnl

@@ -1,8 +1,6 @@
 (import-macros {: setup} :macros)
 (local mason_utils (require :config.lsp.mason))
 
-(mason_utils.ensure_tools :stylua :mypy :shellcheck)
-
 ;; linter/formatter setup
 (local null_ls (require :null-ls))
 (local sources [null_ls.builtins.diagnostics.teal

.config/nvim/fnl/config/lsp/servers.fnl

@@ -30,4 +30,8 @@
 ;                                     :workspace   workspace
 ;                                     :telemetry   {:enable false}}}})
 
-(mason_utils.setup_installed_servers :pyright :tsserver :vimls :ruff_lsp)
+(local servers [:clangd :pyright :tsserver :ruff_lsp])
+(each [_ server (ipairs servers)]
+  (setup_ls server))
+
+(mason_utils.setup_installed_servers)