Language client: improved search for lsp configuration response file

src/source_language_protocol.cpp

@@ -680,7 +680,8 @@ void LanguageProtocol::Client::handle_server_request(const boost::variant<size_t
     write_response(id, "{}");
   }
   else if(method == "workspace/configuration") {
-    auto search_path = root_path;
+    auto current_view = Notebook::get().get_current_view();
+    auto search_path = current_view && filesystem::file_in_path(current_view->file_path, root_path) ? current_view->file_path.parent_path() : root_path;
     auto file = '.' + language_id + "-lsp-configuration-response.json";
     boost::filesystem::path settings_path;
     while(true) {