emulator: base sdk_phone_armv7/64 on aosp

Switch to GSI images for arm/arm64 sdk images.

BUG: 79941736

This cl does not impact real device images

Test: make -j110 PRODUCT-sdk_phone_armv7-sdk showcommands dist \
DIST_DIR=git_master-without-vendor-linux-sdk_x86-sdk sdk_repo

Change-Id: Ia50be068cc5e5307cdf7ee3a8e11014ed8019992
Merged-In: Ia50be068cc5e5307cdf7ee3a8e11014ed8019992