Create dir in /data for vendor customization

Vendor owns /data/vendor.

HAL data must go in /data/vendor/hardware/.

Bug: 34980020
Test: build and boot AOSP Marlin. Observe /data/vendor and
      /data/vendor/hardware exist and are empty.
Change-Id: I6fe96e3c76a10a5eb480ba10e10d4d006de56c12
1 file changed