hg: jigsaw/jake/langtools: fix javadoc comments, enough to keep doclint happy

[jonathan.gibbons at oracle.com]

Changeset: 7671cfbb5f28
Author:    jjg
Date:      2016-02-25 18:09 -0800
URL:       http://hg.openjdk.java.net/jigsaw/jake/langtools/rev/7671cfbb5f28

fix javadoc comments, enough to keep doclint happy

! src/java.compiler/share/classes/javax/lang/model/element/ModuleElement.java
! src/java.compiler/share/classes/javax/tools/JavaFileManager.java