Modify userId assignment logic to reuse the existing user id when a user logs in

• Type: Task
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: None
• Fix Version/s: 7.0.0 DXP FP83, 7.0.X, 7.1.10 DXP FP10, 7.1.10.2 SP2, 7.1.3 CE GA4, Master
• Component/s: Analytics Js Client
• Labels:
  • liferay-dxp-71-sp2
  • liferay-fixpack-de-83-7010
  • liferay-fixpack-dxp-10-7110
  • pt-app-security-review
• Branch Version/s:
  7.0.x
• Backported to Branch:
  Committed
• Git Pull Request: https://github.com/brunobasto/liferay-portal/pull/988#issuecomment-478661961

For detailed description see https://issues.liferay.com/browse/CEREBRO-1889