test: add intel mac build 9847722

This is for backward compatability testing purpose;
from now on, we want to make sure we don't accidentally
break it for no good reason.

bid 9847722
target emulator-mac_x64
artifact sdk-repo-darwin-emulator-9847722.zip

Change-Id: I58450ad1cc4e645cd1ff18383ba68fc90c87f47f