Maint 31100 contacts conditional

[lenach87]

Description

Make use of continueOnError flag for Contacts ingestion. Currently subsequent runs of bootstrap with contacts fail on contacts re-ingestion and require cleanup of contact DB which is very annoying for development

Checklist

• [x] I made sure, I read CONTRIBUTING.md to put right branch prefix as per my need.
• [x] I made sure to update CHANGELOG.md.
• [x] I made sure to update Stream Wiki(only valid in case of new stream module or architecture changes).
• [x] My changes are adequately tested.
• [x] I made sure all the SonarCloud Quality Gate are passed.

[sonarcloud[bot]]

Quality Gate passed

Issues
3 New issues
0 Accepted issues

Measures
0 Security Hotspots
83.3% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud