Update prebuilts to 7069541. am: 0f1446ce4d am: 1ede33b744 am: c676481ae6

Original change: https://android-review.googlesource.com/c/platform/packages/modules/BootPrebuilt/5.4/arm64/+/1543690

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I3a3cc0ae3952fb665b7cf5187b1820068f60fa55
tree: 7fc94d9f8246b59b1b40003c8e22a62793bc68dc
  1. boot-userdebug.img