default or selected kernelversion does not have config value CONFIG_USB_GADGET_SUPERSPEED.
Result is shown for kernelversion 6.2.5

CONFIG_USB_GADGET_SUPERSPEED (not configurable)

configname: CONFIG_USB_GADGET_SUPERSPEED

Linux Kernel Configuration
└─>Device Drivers
└─>USB support
└─>USB Gadget Support
└─>USB_GADGET_SUPERSPEED
In linux kernel since version 3.1 (release Date: 2011-10-24)