Merge "Add new APIs in NetworkCapabilities to set and get underlying networks" am: 39379a40bd am: f96e107603 am: 660904140c am: 0bab58fb24 am: 36200a9e19

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1829934

Change-Id: I37d2295460efcef6a11a22e5281306eb622b7685