add gnupg plugin

nvim.lua/.config/nvim/lua/plugins.lua

@@ -121,6 +121,10 @@ return require('packer').startup(function(use)
         end,
     }
 
+    use {
+        'jamessan/vim-gnupg',
+    }
+
     -- Automatically set up your configuration after cloning packer.nvim
     -- Put this at the end after all plugins
     if packer_bootstrap then