Update kernel-build-tools to ab/6587669

https://ci.android.com/builds/branches/aosp_kernel-build-tools/grid?head=6587669&tail=6587669

Bug: 130657633
Test: treehugger
Change-Id: I18f5e569ccdda987788a99e664bce1e39ba8c195
4 files changed
tree: 083e71073d8f65d491022b63e44eabbd20e5400e
  1. linux-x86/
  2. build-prebuilts.sh
  3. manifest.xml
  4. update-prebuilts.sh