staging: tidspbridge: Lindent to drv_interface.c

No functional changes.

According to Lindent, the file drv_internface.c had some lines with bad
indentation.

This commit is the output of Lindent.
Signed-off-by: NVíctor Manuel Jáquez Leal <vjaquez@igalia.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>