[DS-762] Fix the Virtual Y Content block for the Layout Builder

[aleevas]

Related Issue/Ticket:
DS-762

This fix also should resolve this issue in DBlog

Steps to test:

• Enable Layout Builder module.
• Enable openy_gc_auth_example module.
• Create Content Type for Layout Builder.
• Create node and add Virtual Y Content Block via Layout Builder.
• Create another node with Virtual Y Login Block via Layout Builder.
• Set up Virtual Y Landing Page url and Virtual Y Login Landing Page url fields on settings page: admin/openy/virtual-ymca
• Navigate to the page with Virtual Y Content Login block and hit Enter Virtual Y button.
• Observe redirect to the node with Virtual Y Content Block

Quality checks:

Please check these boxes to confirm this PR covers the following cases:

• Maintaining our upgrade path is essential. Check one or the other:
  • This PR provides updates via hook_update_N or other means.
  • No updates are necessary for this change.
• Front end fixes should be tested against all of the Open Y Themes.
  • Tested against Carnation
  • Tested against Lily
  • Tested against Rose
  • This change does not contain front-end fixes.
• I have flagged this PR "Needs Review" or pinged the VY devs/QA
  team in Slack