Make nvim-tree floating (again)

config/nvim/lua/config_plugins/config_nvim-tree.lua

@@ -28,6 +28,9 @@ require('nvim-tree').setup {
     },
     view = {
         centralize_selection = true,
+        float = {
+            enable = true,
+        },
     },
     renderer = {
         add_trailing = true,