Fixed a minor error

Author: javiereguiluz

reference/configuration/assetic.rst

@@ -50,7 +50,7 @@ Full Default Configuration
                 some_filter:                 []
             workers:
                 # see https://github.com/symfony/AsseticBundle/pull/119
-                # Cache can also be busted via the assets.version
+                # Cache can also be busted via the framework.assets.version
                 # setting - see the "framework" configuration section
                 cache_busting:
                     enabled:              false