CE-2952: Addressing security hotspots and code smells (sonarqube)

Refactoring and modifications.

Read more about the errors here: https://sonarqube.esss.lu.se/dashboard?branch=develop&id=eu.ess.ics%3Ace-deploy-ui

This MR is now dependent on this MR from common: ce-ui-common!154 (merged)

Before merge:

• Deploy to test/demo and make sure nothing is crashing
• Merge common branch and integrate

Follow-ups:

• Implement this function wherever we use the React key prop
• Add typing for modules coming from common in “typings.d.ts” to fix syntax highlighting & more