Export shared lib headers in static libwificond_ipc am: 6f935a228c

Original change: https://android-review.googlesource.com/c/platform/system/connectivity/wificond/+/2171562

Change-Id: Ib34ec94174bc5129b018128d9a112f7f232f8588
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>