fix code block

Author: rachel-mack

source/run-command.txt

@@ -124,7 +124,7 @@ The following code shows the general output format of the ``buildInfo`` command:
 
 .. io-code-block::
 
-   .. input:: /includes/aggregation/aggregation.kt
+   .. input::
       :language: kotlin
 
       db.runCommand( { buildInfo: 1 } );