Ensure compare_images is built with one TARGET_PRODUCT.

Currently compare_images is built using aosp_arm (the default),
but is excuted under aosp_arm64. This change just moves the build
step inside of the aosp_arm64 lunch invocation.

Test: Ran compare_images_and_print.sh

Change-Id: I2e63a4027f6499666d3a199fd9887556af35a361
1 file changed