Merge "Create DhcpOption object and make it a SystemApi" am: 0a416b65b1 am: 55cbbe7d15 am: 375b5fdb6c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1875313

Change-Id: Id4c07630f7e86159f41776f9834e13472c55de38