Delete outdated warning for misconfigured PRODUCT_SHIPPING_API_LEVEL am: b716b5ea26

Original change: https://android-review.googlesource.com/c/platform/system/libvintf/+/2911287

Change-Id: I1210fc44dfc066b81d0e500828330f986beac3f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>