Unfold the result of output-kernel

The number of file kernel versions and output files are not reduced.
We don't need output-kernel now.

Bug: 230047219
Test: TH with gki_arm64 and gki_x86_64
Change-Id: I7d74595dce9e398990ea08ed805ce0bb81df7f97
(cherry picked from commit ceb6b290af57b33217128c93325303a84ec77c64)
3 files changed