Update DnsPacket package name

The package name needs to be updated as
the class is moved into com.android.net.module.util.

Bug: 149403767
Test: atest DnsResolverTest
(clean cherry-pick from internal branch)
Merged-In: I908cb5f7bc6150e461748c8e34c92a19aa0206e4
Change-Id: I908cb5f7bc6150e461748c8e34c92a19aa0206e4
1 file changed
tree: 6c869384c7e008abed80ef8a16e2e1ba90150bc3
  1. tests/