update config to lazy

- add some new plugins
- remove some old ones
- clean up/update some configs

lua/plugins/nvim-lint.lua

@@ -0,0 +1,14 @@
+return {
+	"mfussenegger/nvim-lint",
+	config = function()
+		require("lint").linters_by_ft = {
+			markdown = { "markdownlint" },
+			lua = { "luacheck" },
+			py = { "pylint", "pydocstyle", "pycodestyle", "mypy" },
+			sh = { "shellcheck" },
+			json = { "jsonlint" },
+			yaml = { "yamllint" },
+			vim = { "vint" },
+		}
+	end,
+}