Update kernel to builds 6862348 am: 502316c92b

Original change: https://android-review.googlesource.com/c/device/google/cuttlefish_kernel/+/1439315

Change-Id: I6bc8b876422f11ccdaae788688813ae9a8ea6663
tree: e7b39a17e5bbd765d1d6bd1192dd1d393b978212
  1. 5.4-arm64/
  2. 5.4-x86_64/
  3. scripts/
  4. Android.bp
  5. METADATA
  6. OWNERS
  7. TEST_MAPPING