replace inconsistent trailing whitespace functionality with one from mini

.config/nvim/lua/plugin/gruvbox.lua

@@ -3,7 +3,6 @@
 return { {
 	'ellisonleao/gruvbox.nvim',
 	lazy = false,
-	dependencies = { 'johnfrankmorgan/whitespace.nvim' },
 	priority = 1000,
 	---@module 'gruvbox'
 	---@type GruvboxConfig

.config/nvim/lua/plugin/mini.lua

@@ -66,6 +66,7 @@ require('mini.statusline').setup({
 	use_icons = true,
 	set_vim_settings = true,
 })
+require('mini.trailspace').setup() -- trailing space indication and removal.
 
 ---@module 'lazy'
 ---@type LazySpec