msm: socinfo: Add hardware platform id for SBC

The default CDT value for the Single Board Computer
reveals a platform with ID of 24. Add this value to the hw
platform list so that hw_platform sysfs node reports the
correct platform name.

Change-Id: I5b29835880872cb1c08688461a90a509655da573
Signed-off-by: Eugene Yasman <eyasman@codeaurora.org>