remove unused static setup

Author: alex-courtis

lua/nvim-tree/actions/node/buffer.lua

@@ -55,7 +55,4 @@ function M.delete_buffer(mode, filename, opts)
   buf_fn({ filename, bang = force })
 end
 
-function M.setup(_)
-end
-
 return M

lua/nvim-tree/actions/node/init.lua

@@ -10,7 +10,6 @@ function M.setup(opts)
   require("nvim-tree.actions.node.system-open").setup(opts)
   require("nvim-tree.actions.node.file-popup").setup(opts)
   require("nvim-tree.actions.node.open-file").setup(opts)
-  require("nvim-tree.actions.node.buffer").setup(opts)
 end
 
 return M