handle semantic_tokens on lsp_attach based on chadrc option (#1907)

lua/plugins/configs/lspconfig.lua

@@ -15,6 +15,10 @@ M.on_attach = function(client, bufnr)
   if client.server_capabilities.signatureHelpProvider then
     require("nvchad_ui.signature").setup(client)
   end
+
+  if not utils.load_config().ui.lsp_semantic_tokens then
+    client.server_capabilities.semanticTokensProvider = nil
+  end
 end
 
 M.capabilities = vim.lsp.protocol.make_client_capabilities()