nvim: big lua update

vim/.config/nvim/lua/plugins/mason.lua

@@ -0,0 +1,11 @@
+require("mason").setup({})
+require("mason-tool-installer").setup({
+  -- https://github.com/williamboman/mason-lspconfig.nvim/blob/main/doc/server-mapping.md
+  ensure_installed = { "bash-language-server", "black", "dockerfile-language-server",
+    "isort", "json-lsp", "jsonlint", "lua-language-server", "marksman", "prettierd",
+    "python-lsp-server", "rubocop", "shfmt", "solargraph", "terraform-ls",
+    "vim-language-server", "yaml-language-server",
+  },
+  auto_update = true,
+  run_on_start = true
+})