gn2bp: Add get_srcs to the Sanitizer am: 80fa0b0e8d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2327486

Change-Id: I0840efc3af6afedce0f6aaf1d40b968653cb67c8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>