Usb Gadget HAL: support usbuwb bootmode

In previous we created a new bootmode "uwb" which will enable
the ACM port, but the name was wrong. Rename it as "usbuwb"

Bug: 187877902
Test: ACM port can be enabled
Signed-off-by: Puma Hsu <pumahsu@google.com>
Change-Id: Iac381109379e6646be36cfdd26af033a1f6b8038
1 file changed