dwc3-msm: Fix dwc3_drd_state_string for undefined state

dwc3_drd_state_string() will return null for undefined state and
fix it by adding undefined name to state_names.

Change-Id: I40be0b14c098fe2e9d77df3ff1108c3d4d55a30f
Signed-off-by: Vamsi Krishna Samavedam <vskrishn@codeaurora.org>
1 file changed