Fix removal of online source when multiple transfer options block are used

[tylerjmchugh]

This PR addresses the issue of removing or updating online resources when there are multiple transferOptions elements for HNAP records.

Applies the changes made to iso19139 on the iso19139.ca.HNAP schema.

Depends on the following:

• Original PR: https://github.com/geonetwork/core-geonetwork/pull/8281
• 4.2 Backport: https://github.com/geonetwork/core-geonetwork/pull/8297

[josegar74]

@ianwallen in the original PR, this file is changed: https://github.com/geonetwork/core-geonetwork/pull/8281/files#diff-5874e357bf25f7130014d5a217c01c48467127e5134ceb03bc2d20f8db5a3af1, but I don't see it updated in the HNAP pull request, is that ok?

Sorry, I see it relies in the ISO file