cherry-embedded/CherryUSB @ release/v1.3

kopia lustrzana https://github-proxy.rt-thread.io/cherry-embedded/CherryUSB.git

sakumisu 755d067650 update: check class->hport validity		1 rok temu
..
usb_audio.h	4d7938e349 update for midi	2 lat temu
usbd_audio.c	d1c7fa8c19 support multi port api for device	1 rok temu
usbd_audio.h	d1c7fa8c19 support multi port api for device	1 rok temu
usbh_audio.c	755d067650 update: check class->hport validity	1 rok temu
usbh_audio.h	23e2787a43 add user_data param in host class for users	1 rok temu