Adapt review findings

This is an issue to track the findings of the last PR: https://gitlab.eclipse.org/eclipse/simopenpass/yase/-/merge_requests/2

• Use consistent style for initializator lists & smart_ptrs (use {} instead)
• Remove inline
• Outdated comment: https://gitlab.eclipse.org/eclipse/simopenpass/yase/-/merge_requests/2#note_525820
• Removed unused/ commented param identifers: https://gitlab.eclipse.org/eclipse/simopenpass/yase/-/merge_requests/2#note_525817