Re-spin Gfxstream prebuilts am: 7b93fdf1ab

Original change: https://android-review.googlesource.com/c/device/google/cuttlefish_vmm/+/2984632

Change-Id: Id17f6e4e63cb8579b997397dddda5dec25bb1e55
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>