staging: dwc2: reduce noisy debug messages

Change the non-aligned buffer debug messages to dev_vdbg(). Also
remove some duplicated debug output when the driver is loaded.

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

diff --cc drivers/staging/dwc2/hcd.c
Simple merge

diff --cc drivers/staging/dwc2/hcd_intr.c
Simple merge