Remove log spams from update_engine am: 9dbdcfb78c am: b4028a13dc

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/2391314

Change-Id: I739fdc32dfe0e05aa98afa0d6e102e5d34b89078
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>