[Backport geonode-5.0.x] #12096: Add new map configuration and section duplication in Geostories

[offtherailz]

Description

Backport of #12097 to geonode-5.0.x.

Fixes #null,12096

[offtherailz]

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin backport-12097-to-geonode-5.0.x
git worktree add --checkout .worktree/backport-12097-to-geonode-5.0.x backport-12097-to-geonode-5.0.x
cd .worktree/backport-12097-to-geonode-5.0.x
git reset --hard HEAD^
git cherry-pick -x 1c7435fcbfaa8520672b690fb41a4c90c8c51b9b
git push --force-with-lease

[tdipisa]

@allyoucanmap waiting for you here. This is still for 2026.01.01