[net-diags] set the sock addr based on dest in GetQuery response (#7593)
[net-diags] set the sock addr based on dest in GetQuery response (#7593)

This commit updates how the `MessageInfo` for a "GetQuery" response
is prepared so that we use link-local source if the destination of
response is also using link-local.
openthread/openthread,srickardti/openthread,srickardti/openthread,openthread/openthread,srickardti/openthread,srickardti/openthread,abtink/openthread,jwhui/openthread,jwhui/openthread,jwhui/openthread,jwhui/openthread,openthread/openthread,abtink/openthread,abtink/openthread,abtink/openthread,openthread/openthread