Remove `Neo-tree`.

lua/custom/plugins/file-browser.lua

@@ -1,20 +0,0 @@
-return
-{
-    "nvim-neo-tree/neo-tree.nvim",
-    branch = "v3.x",
-    dependencies = {
-      "nvim-lua/plenary.nvim",
-      "nvim-tree/nvim-web-devicons", -- not strictly required, but recommended
-      "MunifTanjim/nui.nvim",
-      -- "3rd/image.nvim", -- Optional image support in preview window: See `# Preview Mode` for more information
-    },
-    config = function ()
-      vim.keymap.set('n', '<leader>o', ':Neotree<CR>', { desc = 'Open file browser', silent = true })
-      require("neo-tree").setup({
-        window = {
-          position = "float",
-        },
-        -- Neotree config
-      })
-    end
-}