OKO-90 👷 [CICD] Add Coverage report artifact for all test's job

MR writing steps

• I have set the MR title
• I have written the MR description
• I have ensured the MR pipeline has passed
• I added a reviewer to the MR so they can review my code
• I have treated the MR comments
• I have ensured the release notes have been updated according to the new changes
• I have ensured the MR pipeline passes after the new changes

Goal & Changes

What? Why?

Previously the artifact coverage of the units tests was created just for the sub jobs .unit_test:dev. No the creation of the artifact is specified directly in .unit_test so all .unit_test sub jobs can create the artifact for sonarqube