Add option to pass anchor for basic=true use

Adding the ability to pass an anchor value to landing check
which will be apended (along with # ) to the end of a created url
if and only if we are using the 'basic' landing check option which is
designed for use by non fundraising translated pages.

Initially meant for legal policies

Bug: 60784
Change-Id: I70a01a736cc6ff5071ddbab4607023fc900274ed