Add voice assistant methods for configuration (#7459)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/api/api_pb2_service.cpp

@@ -1681,6 +1681,35 @@ void APIServerConnection::on_subscribe_voice_assistant_request(const SubscribeVo
   this->subscribe_voice_assistant(msg);
 }
 #endif
+#ifdef USE_VOICE_ASSISTANT
+void APIServerConnection::on_voice_assistant_configuration_request(const VoiceAssistantConfigurationRequest &msg) {
+  if (!this->is_connection_setup()) {
+    this->on_no_setup_connection();
+    return;
+  }
+  if (!this->is_authenticated()) {
+    this->on_unauthenticated_access();
+    return;
+  }
+  VoiceAssistantConfigurationResponse ret = this->voice_assistant_get_configuration(msg);
+  if (!this->send_voice_assistant_configuration_response(ret)) {
+    this->on_fatal_error();
+  }
+}
+#endif
+#ifdef USE_VOICE_ASSISTANT
+void APIServerConnection::on_voice_assistant_set_configuration(const VoiceAssistantSetConfiguration &msg) {
+  if (!this->is_connection_setup()) {
+    this->on_no_setup_connection();
+    return;
+  }
+  if (!this->is_authenticated()) {
+    this->on_unauthenticated_access();
+    return;
+  }
+  this->voice_assistant_set_configuration(msg);
+}
+#endif
 #ifdef USE_ALARM_CONTROL_PANEL
 void APIServerConnection::on_alarm_control_panel_command_request(const AlarmControlPanelCommandRequest &msg) {
   if (!this->is_connection_setup()) {