feat(neovim): eliminate lualine setup from colorscheme.lua

The default theme of lualine in neovim is "auto" which, according to the
documentation, automatically loads the theme associated to the
colourscheme, assuming it exists.

home/dot_config/nvim/lua/plugins/colorscheme.lua

@@ -20,16 +20,6 @@ return {
 			})
 		end,
 	},
-	{
-		"nvim-lualine/lualine.nvim",
-		config = function()
-			require("lualine").setup({
-				options = {
-					theme = "cyberdream",
-				},
-			})
-		end,
-	},
 	{
 		"LazyVim/LazyVim",
 		opts = {