Nuke vulkan-cereal for move to hardware/google/gfxstream

Bug: b/271464937
Test: presubmit
Change-Id: I30a0897c41c6ccaed0c98e8bb2b97aa80369ae2a
GitOrigin-RevId: 204bf2479ccf6cf8dc81fbd0c74a76290fb8c7a2
1092 files changed
tree: 2b8c34ba4d4cc7698fc4e9a61434512fe35bdc02
  1. .clang-format
  2. .gitignore