migrated to lazy.nvim, cleanup and fixes

lua/lazy_conf.lua

@@ -0,0 +1,14 @@
+require("lazy").setup({
+	defaults = {
+		lazy = true,
+	},
+	spec = {
+		-- import your plugins
+		{ import = "plugins" },
+	},
+	-- Configure any other settings here. See the documentation for more details.
+	-- colorscheme that will be used when installing plugins.
+	install = { colorscheme = { "onedark" } },
+	-- automatically check for plugin updates
+	checker = { enabled = true },
+})