Merge "Add aconfig_declarations for flags in android_core_networking" into main am: 0565803e5e am: 99b61ca3ea am: 22430f33ac

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2774213

Change-Id: I07036c73c603058aceeef2493f12e94bd308f2ac
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>