Merge "Add fs_config support for vendor_boot" into main am: 58ab571b am: c2cfb31c

Original change: https://android-review.googlesource.com/c/platform/build/+/2653760



Change-Id: I0222b52c10d66b2949df7d1261540c777ea0b787
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>