emulator: Fix the path of android v system image

Fix the system image path to include google_apis
which was added in http://crrev/c/5491837.

Bug: 337112189
Change-Id: I6a8d1bef6e541d0946cba682f1b083af23f71cca
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5499803
Auto-Submit: Renuga Nanjappan <rnanjappan@chromium.org>
Commit-Queue: Renuga Nanjappan <rnanjappan@chromium.org>
Reviewed-by: Peter Wen <wnwen@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1294374}
NOKEYCHECK=True
GitOrigin-RevId: 2fef9759663bfafb26beaebe15f0edf0d08b7c5b