Merge "Drop the unsolicited multicast NA to all routers address in APF." am: b0d32eb412 am: bf4d625773 am: 16a2737d8c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/1700807

Change-Id: I312af4487b47166552ec5c302afea0d693e8905a