[feature logging] Feature Assumptions of Use creation

## What

Create the Feature Assumptions of Use (`wp__requirements_feat_aou`) for the feature logging. These are SW safety requirements for users of the feature, to be integrated in their requirements management system.

## How

**Process step:** [wf__req_feat_aou](https://eclipse-score.github.io/process_description/main/process_areas/requirements_engineering/requirements_workflow.html#wf__req_feat_aou)

## Definition of Done

All criteria of the [Requirements Inspection Checklist](https://eclipse-score.github.io/process_description/main/process_areas/requirements_engineering/guidance/requirements_inspection_checklist.html) are met.

## Template & Folder Structure

- **Template:** [AoU Feature Requirements Template](https://eclipse-score.github.io/module_template/main/docs/features/feature_example/safety_analysis/aou_requirements.html)
- **Folder:** `docs/features/logging/safety_analysis/` – see [Module Folder Structure](https://eclipse-score.github.io/module_template/main/index.html#module-layout)

*Please apply the linked template and folder structure to ensure consistency across the S-CORE project.*