fix: remove plugin whitespace

lua/plugins/visual-whitespace.lua

@@ -1,28 +0,0 @@
---
--- Reveal whitespace characters in visual mode, similar to VSCode.
---
--- Source: https://github.com/mcauley-penney/visual-whitespace.nvim
--- ..............................................
---
--- Author: Sven Vogel
--- Created: 20.11.2024
--- Edited: 20.11.2024
---
--- ==============================================
-
-return {
-    {
-        'mcauley-penney/visual-whitespace.nvim',
-        config = true,
-        opts = {
-            highlight = {
-                link = "Visual"
-            },
-            excluded = {
-                filetypes = {
-                    "neo-tree"
-                }
-            }
-        }
-    }
-}