Merge "Print adb output if pushing gdbserver fails" into main am: a3a0af9a93 am: 261350a389 am: 310cf2efe3

Original change: https://android-review.googlesource.com/c/platform/development/+/2664840

Change-Id: I00a67d298526e546378f103b31bc62c522090ad6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>