:bug: fix(navigation): hide arrow if no overviewLink is set

[dianaracho]

Current Behavior

single arrow is shown

Expected Behavior

no arrow is shown if no overviewLink is set

Steps to Reproduce

Version

15.1.0

Browsers

No response

Device

No response

Code Reproduction URL

No response

Additional Information

https://baloise-reb.qa.aperto.systems/baloise-qa/fr/clients-entreprises.html
https://baloise-reb.dev.aperto.systems/baloise-qa/fr/clients-entreprises.html

https://jira.ibmix.de/browse/BARE-1883

Code of Conduct

• I agree to follow this project's Code of Conduct

[hirsch88]

/cib

[github-actions]

Branch fix/issue-1274 created!