add plugin specs docstring, remove lazy.nvim configuration (empty) table

add plugin specs docstring, remove (empty) table for **lazy.nvim** configuration due optionality

init.lua

@@ -219,6 +219,7 @@ vim.opt.rtp:prepend(lazypath)
 --
 -- NOTE: Here is where you install your plugins.
 require('lazy').setup({
+  -- [[ Plugin Specs list ]]
 
   -- NOTE: Plugins can be added with a link (or for a github repo: 'owner/repo' link).
   'tpope/vim-sleuth', -- Detect tabstop and shiftwidth automatically
@@ -808,7 +809,7 @@ require('lazy').setup({
   --  Uncomment the following line and add your plugins to `lua/custom/plugins/*.lua` to get going.
   --    For additional information see: :help lazy.nvim-lazy.nvim-structuring-your-plugins
   -- { import = 'custom.plugins' },
-}, {})
+})
 
 -- The line beneath this is called `modeline`. See `:help modeline`
 -- vim: ts=2 sts=2 sw=2 et