fix trouble and set LSP autocomplete key to Tab

init.lua

@@ -658,7 +658,8 @@ require('lazy').setup({
           -- Accept ([y]es) the completion.
           --  This will auto-import if your LSP supports it.
           --  This will expand snippets if the LSP sent a snippet.
-          ['<C-y>'] = cmp.mapping.confirm { select = true },
+          -- original: ['<C-y>'] = cmp.mapping.confirm { select = true },
+          ['<Tab>'] = cmp.mapping.confirm { select = true },
 
           -- Manually trigger a completion from nvim-cmp.
           --  Generally you don't need this, because nvim-cmp will display

lua/custom/plugins/trouble.lua

@@ -1,6 +1,7 @@
 return {
   'folke/trouble.nvim',
-  branch = 'dev', -- IMPORTANT!
+  --  branch = 'dev', -- IMPORTANT!
+  cmd = 'Trouble',
   keys = {
     {
       '<leader>xx',