feat: add api.tree.toggle_enable_filters (#2706)

* feat: toggle filters

* naming refactoring

* change name to enable

* fix default opt

* fix api name

* update doc

* remove default keybinding, toggle live filter

* add API doc

---------

Co-authored-by: Alexander Courtis <alex@courtis.org>

lua/nvim-tree/explorer/filters.lua

@@ -150,6 +150,10 @@ end
 ---@param status table from prepare
 ---@return boolean
 function M.should_filter(path, status)
+  if not M.config.enable then
+    return false
+  end
+
   -- exclusions override all filters
   if is_excluded(path) then
     return false
@@ -160,6 +164,7 @@ end
 
 function M.setup(opts)
   M.config = {
+    enable = opts.filters.enable,
     filter_custom = true,
     filter_dotfiles = opts.filters.dotfiles,
     filter_git_ignored = opts.filters.git_ignored,