platform/x86: pcengines-apuv2: Fix softdep statement

platform/x86: pcengines-apuv2: Fix softdep statement

Only first MODULE_SOFTDEP statement is handled per module.
Multiple dependencies must be expressed in a single statement.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: "Enrico Weigelt, metux IT consult" <info@metux.net>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Andy Shevchenko <andy@infradead.org>
[andy: massaged commit message]
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>