improve bash line appearance

docs/development/testing_pipeline.md

@@ -42,7 +42,14 @@ These tests are meant to run on all detector calibrations before any release. As
   ```
 
 - Tests are triggered using CLI:
-  - `pytest tests/test_reference_runs/test_pre_deployment.py --release-test --reference-folder <reference-folder-path> --out-folder <out-folder-path>`
+
+   ```bash
+   pytest tests/test_reference_runs/test_pre_deployment.py \
+   --release-test \
+   --reference-folder <reference-folder-path> \
+   --out-folder <out-folder-path>
+   ```
+
   - Arguments:
     - required arguments:
       - release-test: this is needed to trigger the automated test. To avoid triggering this as a part of the Gitlab CI this boolean was created.