bump to nvim version 0.9.0 (#188)

lua/config/statusline.lua

@@ -93,7 +93,7 @@ local diff = function()
   local add_num = git_status.added
 
   local info = { added = add_num, modified = modify_num, removed = remove_num }
-  -- vim.pretty_print(info)
+  -- vim.print(info)
   return info
 end
 

lua/utils.lua

@@ -31,13 +31,6 @@ function M.may_create_dir(dir)
   end
 end
 
-function M.get_nvim_version()
-  local actual_ver = vim.version()
-
-  local nvim_ver_str = string.format("%d.%d.%d", actual_ver.major, actual_ver.minor, actual_ver.patch)
-  return nvim_ver_str
-end
-
 --- Generate random integers in the range [Low, High], inclusive,
 --- adapted from https://stackoverflow.com/a/12739441/6064933
 --- @low: the lower value for this range