Merge "Create DhcpOption object and make it a SystemApi" am: 0a416b65b1 am: 55cbbe7d15 am: 375b5fdb6c am: 0682921185

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

Change-Id: I715361a7038172f0bf0f135912acc21438959742