Upgrade emulator to emu-master-dev build 6659675 am: fea18b6695 am: 59c73bb0dc am: 8e42a6aff2

Original change: https://android-review.googlesource.com/c/platform/prebuilts/android-emulator/+/1357667

Change-Id: Id0788ea30831035760290f4d14f28ef03640db59