chore: Add test reports directory creation step in CI workflows

### Summary of Changes
- Introduced a step to create a `tests/reports` directory in both CI workflows for Service Adapters and the main CI configuration.
- This ensures that test reports have a designated location for output, improving organization and accessibility.

### Expected Results
- Enhanced structure for test report generation, facilitating easier access to test results and improving overall CI workflow clarity.

.gitea/workflows/ci.yml

@@ -108,6 +108,10 @@ jobs:
     - name: Run linting
       run: flake8 . --count --max-complexity=10 --max-line-length=150
       
+    - name: Create test reports directory
+      run: |
+        mkdir -p tests/reports
+        
     - name: Run tests
       run: |
         pytest --cov=. --cov-report=xml --cov-report=html --junitxml=tests/reports/junit.xml