remove impatient.nvim

It is not needed since nvim 0.9.0

lua/plugins.lua

@@ -43,9 +43,6 @@ end
 
 packer.startup {
   function(use)
-    -- it is recommended to put impatient.nvim before any other plugins
-    use { "lewis6991/impatient.nvim", config = [[require('impatient')]] }
-
     use { "wbthomason/packer.nvim", opt = true }
 
     use { "onsails/lspkind-nvim", event = "VimEnter" }