chore: stylua formatting update (#261)

* addded stylua config file

* chore: formatted with stylua

lua/theme.lua

@@ -4,9 +4,9 @@ vim.g.nvchad_theme = chad_theme
 local present, base16 = pcall(require, "base16")
 
 if present then
-    base16(base16.themes(chad_theme), true)
-    require "highlights"
-    return true
+   base16(base16.themes(chad_theme), true)
+   require "highlights"
+   return true
 else
-    return false
+   return false
 end