chore: Fix deprecation warning for lspconfig usage

init.lua

@@ -666,7 +666,7 @@ require('lazy').setup({
             -- by the server configuration above. Useful when disabling
             -- certain features of an LSP (for example, turning off formatting for ts_ls)
             server.capabilities = vim.tbl_deep_extend('force', {}, capabilities, server.capabilities or {})
-            require('lspconfig')[server_name].setup(server)
+            vim.lsp.config(server_name, server)
           end,
         },
       }

lua/custom/plugins/init.lua

@@ -4,5 +4,10 @@
 -- See the kickstart.nvim README for more information
 return {
   'shaunsingh/nord.nvim',
-  require('lspconfig').buf_ls.setup {},
+  {
+    'neovim/nvim-lspconfig',
+    config = function()
+      vim.lsp.config('buf_ls', {})
+    end,
+  },
 }