Fix typo

Signed-off-by: cctsao1008 <chiacheng.tsao@gmail.com>
To match configure in "apps\examples\Make.defs"

Line 269

ifeq ($(CONFIG_EXAMPLES_USBMSC),y)
CONFIGURED_APPS += examples/usbmsc
endif

Signed-off-by: cctsao1008 <chiacheng.tsao@gmail.com>
Test composite.

Signed-off-by: cctsao1008 <chiacheng.tsao@gmail.com>
MSC test passed.

Signed-off-by: cctsao1008 <chiacheng.tsao@gmail.com>
Composite device test passed with MSC + VCP but the performance  is very very bad,  So the MSC or VCP can  be used independently to  instead of  use composite device, and that will more efficent than it.

Signed-off-by: cctsao1008 <chiacheng.tsao@gmail.com>
Fix one of my boards have got romdisk_register failed. don't why.....

just hard code it and passed.

Signed-off-by: cctsao1008 <chiacheng.tsao@gmail.com>