usb: dwc3: gadget: Fix incorrect DEPCMD and DGCMD status macros

Fixed the incorrect macro definitions correctly as per databook.

Change-Id: I9d16e44e24283790e7c217eb520a3f0016ee0207
Signed-off-by: Subbaraya Sundeep Bhatta <sbhatta@xilinx.com>
Fixes: b09bb642 (usb: dwc3: gadget: implement Global Command support)
Cc: <stable@vger.kernel.org> #v3.5+
Signed-off-by: Felipe Balbi <balbi@ti.com>
Git-commit: 459e210c4fd034d20077bcec31fec9472a700fe9
Git-repo: git://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git


Signed-off-by: Mayank Rana <mrana@codeaurora.org>