fix(keypress): use <cmd> instead of : to avoid triggering CmdLineEnter

fixes #1417

Author: kyazdani42

lua/nvim-tree/config.lua

@@ -4,7 +4,7 @@ local M = {}
 
 -- TODO: remove this once the cb property is not supported in mappings
 function M.nvim_tree_callback(callback_name)
-  return string.format(":lua require'nvim-tree.actions.dispatch'.dispatch('%s')<CR>", callback_name)
+  return string.format("<cmd>lua require'nvim-tree.actions.dispatch'.dispatch('%s')<CR>", callback_name)
 end
 
 return M