Merge "Add configurable payload size to sendPing() in ApfIntegrationTest" into main am: 6f0898e41b

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3105837

Change-Id: Ibab3da5808ed3d68b2f2fe709f89fa60642f6857
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>