Add makeNetworkCapabilities and updateNetworkCapabilities methods, and use them. These are not very useful in the current code but we introduce in their own CL to limit test changes in an upcoming CL that will make use them to test new code. Bug: 62209358 Test: make -j64 RunSettingsRoboTests Change-Id: I67269e1add40ecb3c2b693548e8bf29ae776a79f