Improvement: process description shall be independent of concrete tool, etc. requirements

[masc2023]

Process description should be independent of any concrete tool decision, only rely on defined work products, etc.

Concrete explanations should be done in the plan documents (folder below platform management plan)

DoD:
All process areas are checked to be inline with the process template, #380
Content in plans and process area are as expected

Process areas to be considered
Configuration Management