staging: dwc2: rename DWC2_PARAM_TEST to DWC2_OUT_OF_BOUNDS

DWC2_PARAM_TEST is not a very good name for this macro, so rename
it to DWC2_OUT_OF_BOUNDS

Signed-off-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>