removed unused filetree plugin

lua/custom/plugins/filetree.lua

@@ -1,34 +0,0 @@
--- Unless you are still migrating, remove the deprecated commands from v1.x
-vim.cmd [[ let g:neo_tree_remove_legacy_commands = 1 ]]
-
--- Open nvim-neo-tree window
-vim.keymap.set({ 'n', 'v' }, '<leader>f', ':Neotree toggle<enter>', { desc = 'Explore [F]ile Tree' })
-
-return {
-  'nvim-neo-tree/neo-tree.nvim',
-  version = '*',
-  dependencies = {
-    'nvim-lua/plenary.nvim',
-    'nvim-tree/nvim-web-devicons', -- not strictly required, but recommended
-    'MunifTanjim/nui.nvim',
-  },
-  config = function()
-    require('neo-tree').setup {
-      filesystem = {
-        filtered_items = {
-          visible = true,
-          hide_dotfiles = false,
-          hide_gitignored = false,
-          hide_by_name = {
-            'node_modules',
-            '.svelte-kit',
-            'target',
-            '.git',
-            'bin',
-            'obj',
-          },
-        },
-      },
-    }
-  end,
-}