chore(neovim): use shadow colorscheme (#181)

Reviewed-on: #181
Co-authored-by: Joao P Dubas <joao.dubas+gitea@gmail.com>
Co-committed-by: Joao P Dubas <joao.dubas+gitea@gmail.com>

patch/kickstart.nvim/updates.patch

@@ -1,5 +1,5 @@
 diff --git a/init.lua b/init.lua
-index 4eae8e7..f2609ec 100644
+index 4eae8e7..b7be342 100644
 --- a/init.lua
 +++ b/init.lua
 @@ -91,7 +91,7 @@ vim.g.mapleader = ' '
@@ -149,6 +149,7 @@ index 4eae8e7..f2609ec 100644
 +    dependencies = {
 +      'drewxs/ash.nvim',
 +      'wnkz/monoglow.nvim',
++      'rjshkhr/shadow.nvim'
 +    },
      priority = 1000, -- Make sure to load this before all the other start plugins.
      init = function()
@@ -158,8 +159,7 @@ index 4eae8e7..f2609ec 100644
 -      vim.cmd.colorscheme 'tokyonight-night'
 +      -- For monoglow the following variants area available:
 +      -- 'monoglow-z', 'monoglow-lack', or 'monoglow-void'.
-+      -- vim.cmd.colorscheme 'tokyonight-night'
-+      vim.cmd.colorscheme 'ash'
++      vim.cmd.colorscheme 'shadow'
  
        -- You can configure highlights by doing something like:
        vim.cmd.hi 'Comment gui=none'