feat: add actions.open_file.eject (#2341)

* feat: added prevent_buffer_override option to allow in-place opens by :e

* Moved option check inside the callback

* Renamed option to eject

lua/nvim-tree.lua

@@ -196,7 +196,7 @@ local function setup_autocommands(opts)
   create_nvim_tree_autocmd("BufWipeout", {
     pattern = "NvimTree_*",
     callback = function()
-      if utils.is_nvim_tree_buf(0) then
+      if utils.is_nvim_tree_buf(0) and opts.actions.open_file.eject then
         view._prevent_buffer_override()
       end
     end,
@@ -545,6 +545,7 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
     },
     open_file = {
       quit_on_open = false,
+      eject = true,
       resize_window = true,
       window_picker = {
         enable = true,