<Swing Dev> RFR: 8175831 : Provide a javadoc description for jdk.accessibility module

[Sergey Bylokhov]

Looks fine.

> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8175831
> webrev: http://cr.openjdk.java.net/~prr/8175831/
> 
> Adds missing javadoc description.
> I observed that javadoc is not actually generated for this module
> and makefiles needed to be updated and made such changes to test it
> but the javadoc folks tell me that I should not push those as there are changes afoot
> that will automate this without needing to add per-module make targets.
> 
> -phil.