fix: (typo) changed emphasis from line 12 to 11 to highlight the corr…

…ect plugin being added in tutorial (#3768)

Update line emphasis sqlalchemy "Using the init plugin" tutorial

docs/tutorials/sqlalchemy/3-init-plugin.rst

@@ -19,7 +19,7 @@ Here's the updated code:
 .. literalinclude:: /examples/contrib/sqlalchemy/plugins/tutorial/full_app_with_init_plugin.py
     :language: python
     :linenos:
-    :emphasize-lines: 12,30,78-79,87
+    :emphasize-lines: 11,30,78-79,87
 
 The most notable difference is that we no longer need the ``db_connection()`` lifespan context manager - the plugin
 handles this for us. It also handles the creation of the tables in our database if we supply our metadata and