refactor(nvim): remove unused file explorer module

dots/.config/nvim/lua/plugins/configs/file-explorer.lua

@@ -1,19 +0,0 @@
-local nvim_tree = require("nvim-tree.configs")
-
-nvim_tree.setup({
-    highlight = {
-        enable = true,
-        additional_vim_regex_highlighting = true,
-        disable = {
-            -- Ansible support reasons
-            "ansible.yaml",
-            "yaml.ansible",
-        },
-    },
-    matchup = {
-        enable = true,
-    },
-    autotag = {
-        enable = true,
-    },
-})