Re: RFR(XS): 8200469: Update link to license in Docs.gmk

[Tim Bell]

Iris:

Bug:

     8200469: Update link to license in Docs.gmk
     https://bugs.openjdk.java.net/browse/JDK-8200469

webrev:

     http://cr.openjdk.java.net/~iris/8200469/webrev/

Looks good.

Tim