Add engine name to GpuStatsAppInfo

The engine name from VkApplicationInfo is useful for collection metrics
on Vulkan usage. Add it to the collected metrics in GpuStatsAppInfo.

Bug: 330118952
Test: adb shell dumpsys gpu
Test: atest GpuStatsTest
Change-Id: If4096b8a96ed77ddb1d2fd9f48c2b8825b3d0280
12 files changed