Update 6 files

- /doc/contributing/developing.md
- /doc/contributing/documenting.md
- /doc/contributing/wishlist.md
- /doc/contribute/developing.md
- /doc/contribute/wishlist.md
- /doc/contribute/documenting.md

doc/contributing/documenting.md → doc/contribute/documenting.md

@@ -77,17 +77,17 @@ git checkout develop
 
 * On Linux/macOS:
 
-  ```bash
-  python3 -m venv venv # Linux/macOS
-  source venv/bin/activate #Linux/macOS
-  ```
+```bash
+python3 -m venv venv # Linux/macOS
+source venv/bin/activate #Linux/macOS
+```
 
 * On Windows:
 
-  ```bash
-  python -m venv venv # Windows
-  venv\Scripts\activate # Windows
-  ```
+```bash
+python -m venv venv # Windows
+venv\Scripts\activate # Windows
+```
 
 4) Setup a local ``mkdocs`` server by installing requirements: