gitlab: add codeowner for usb component.
/components/spiffs/ @esp-idf-codeowners/storage
/components/tcp_transport/ @esp-idf-codeowners/network
/components/tcpip_adapter/ @esp-idf-codeowners/network
-/components/tinyusb/ @esp-idf-codeowners/peripherals
+/components/tinyusb/ @esp-idf-codeowners/peripherals/usb
/components/ulp/ @esp-idf-codeowners/system
/components/unity/ @esp-idf-codeowners/ci
+/components/usb/ @esp-idf-codeowners/peripherals/usb
/components/vfs/ @esp-idf-codeowners/storage
/components/wear_levelling/ @esp-idf-codeowners/storage
/components/wifi_provisioning/ @esp-idf-codeowners/app-utilities
