switch netd_configuration_map from hash map to array am: 9017a07049 am: 695d386d4e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/18992479

Change-Id: Ic774442c0cfa6b976428c3f7538bb152d4b67235
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>