vkjson: fix VkPhysicalDeviceGroupProperties init

Bug: 184267007
Test: adb shell cmd gpu vkjson
Change-Id: I8ed3c99b3d2df34294e8e450ca1ec5ce1cee3ac7
(cherry picked from commit 92bf33059cbbe25332b2097e6c43fdee432139cd)
1 file changed