27107326d5
SSO: fix mergeSettings() in case the DB contains empty URLs (#84290)
* fix mergeSettings() in case the db contains empty strings
* use correct github urls in test
* overwrite only urls
* update comment for mergeSettings()
(cherry picked from commit 2acd48d1c2)
Co-authored-by: Mihai Doarna <mihai.doarna@grafana.com>