which-key v3 update (nvim-lua#1022)

* which-key v3 update

* remove unneeded brackets from which-key registration

Author: VlaDexa

init.lua

@@ -573,16 +573,16 @@ require('lazy').setup({
       },
 
       -- Document existing key chains
-      spec = {
-        { '<leader>c', group = '[C]ode', mode = { 'n', 'x' } },
+      require('which-key').add {
+        { '<leader>c', group = '[C]ode' },
         { '<leader>d', group = '[D]ocument' },
         { '<leader>r', group = '[R]ename' },
         { '<leader>s', group = '[S]earch' },
         { '<leader>w', group = '[W]orkspace' },
         { '<leader>t', group = '[T]oggle' },
         { '<leader>h', group = 'Git [H]unk', mode = { 'n', 'v' } },
-      },
-    },
+      }
+    end,
   },
 
   -- NOTE: Plugins can specify dependencies.