Update publication landing to show basic heirarchy layout [PUB-206]

[nikhiltri]

No description provided.

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[sentry-io]

Suspect Issues

This pull request was deployed and Sentry observed the following issues:

• ‼️ Spatie\LaravelIgnition\Exceptions\ViewException: Route [collection.publications.digital-publications.showListing] not defined. /digital-publications/{id}/{slug?} View Issue
• ‼️ Spatie\LaravelIgnition\Exceptions\ViewException: Property [children] does not exist on this collection instance. /digital-publications/{id}/{slug?} View Issue
• ‼️ Spatie\LaravelIgnition\Exceptions\ViewException: Undefined variable $image /digital-publications/{id}/{slug?} View Issue

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