Update kernel to builds 6661949 am: f5e9dde255

Original change: https://android-review.googlesource.com/c/device/google/cuttlefish_kernel/+/1358464

Change-Id: Ia39ba994cc25b631ac26d164f470a8656f0d2d57
tree: 46d012960b71f9214cd1435c00a057781ae596cb
  1. 5.4-arm64/
  2. 5.4-x86_64/
  3. scripts/
  4. Android.bp
  5. METADATA
  6. OWNERS
  7. TEST_MAPPING