fix minor markdown issue

README.md

@@ -5,12 +5,14 @@
 Follow these steps to initialize a development environment:
 
   1. Initialize _Django_ project
+
      ```
      django startproject PROJECT_NAME
      ```
   2. Add `bam` to `INSTALLED_APPS` in the project's `settings.py`
   3. Append `path('', include('bam.urls')),` to the project's `urls.py`
   4. Initialize database
+
      ```
      ./manage.py migrate
      ```